1036263240 has 128 divisors (see below), whose sum is σ = 3461328000. Its totient is φ = 275768064.

The previous prime is 1036263227. The next prime is 1036263281. The reversal of 1036263240 is 423626301.

1036263240 = T₁₂₁ + T₁₂₂ + ... + T₁₈₃₈.

1036263240 is a `hidden beast` number, since 1 + 0 + 3 + 626 + 32 + 4 + 0 = 666.

1036263240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1036263240³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 927162 + ... + 928278.

It is an arithmetic number, because the mean of its divisors is an integer number (27041625).

Almost surely, 2^1036263240 is an apocalyptic number.

1036263240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1036263240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1730664000).

1036263240 is an abundant number, since it is smaller than the sum of its proper divisors (2425064760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1036263240 is a wasteful number, since it uses less digits than its factorization.

1036263240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996 (or 1986 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 1036263240 is about 32191.0428535641. The cubic root of 1036263240 is about 1011.9445073645.

Adding to 1036263240 its reverse (423626301), we get a palindrome (1459889541).

The spelling of 1036263240 in words is "one billion, thirty-six million, two hundred sixty-three thousand, two hundred forty".