1050535440 has 320 divisors, whose sum is σ = 3871180800. Its totient is φ = 261273600.

The previous prime is 1050535433. The next prime is 1050535457. The reversal of 1050535440 is 445350501.

It is a super-2 number, since 2×1050535440² = 2207249421391987200, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1941570 + ... + 1942110.

It is an arithmetic number, because the mean of its divisors is an integer number (12097440).

Almost surely, 2^1050535440 is an apocalyptic number.

1050535440 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 1050535440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1935590400).

1050535440 is an abundant number, since it is smaller than the sum of its proper divisors (2820645360).

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

1050535440 is a wasteful number, since it uses less digits than its factorization.

1050535440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1050535440 is about 32411.9644575888. The cubic root of 1050535440 is about 1016.5690954766.

Adding to 1050535440 its reverse (445350501), we get a palindrome (1495885941).

The spelling of 1050535440 in words is "one billion, fifty million, five hundred thirty-five thousand, four hundred forty".