1084746240 has 360 divisors, whose sum is σ = 3971347380. Its totient is φ = 273580032.

The previous prime is 1084746239. The next prime is 1084746253. The reversal of 1084746240 is 426474801.

It can be written as a sum of positive squares in 2 ways, for example, as 1025024256 + 59721984 = 32016^2 + 7728^2 .

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1084746195 and 1084746204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12188116 + ... + 12188204.

Almost surely, 2^1084746240 is an apocalyptic number.

1084746240 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 1084746240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1985673690).

1084746240 is an abundant number, since it is smaller than the sum of its proper divisors (2886601140).

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

1084746240 is an equidigital number, since it uses as much as digits as its factorization.

1084746240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 1084746240 is about 32935.4860295093. The cubic root of 1084746240 is about 1027.4863265625.

The spelling of 1084746240 in words is "one billion, eighty-four million, seven hundred forty-six thousand, two hundred forty".