1040263872 has 112 divisors (see below), whose sum is σ = 2971434240. Its totient is φ = 320201728.

The previous prime is 1040263871. The next prime is 1040263897. The reversal of 1040263872 is 2783620401.

It is not an unprimeable number, because it can be changed into a prime (1040263871) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 124003 + ... + 132125.

Almost surely, 2^1040263872 is an apocalyptic number.

1040263872 is a gapful number since it is divisible by the number (12) 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 1040263872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1485717120).

1040263872 is an abundant number, since it is smaller than the sum of its proper divisors (1931170368).

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

1040263872 is a wasteful number, since it uses less digits than its factorization.

1040263872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8190 (or 8180 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 1040263872 is about 32253.1218954073. The cubic root of 1040263872 is about 1013.2450838814.

The spelling of 1040263872 in words is "one billion, forty million, two hundred sixty-three thousand, eight hundred seventy-two".