1040331432 has 32 divisors (see below), whose sum is σ = 2972376000. Its totient is φ = 297237504.

The previous prime is 1040331419. The next prime is 1040331443. The reversal of 1040331432 is 2341330401.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1040331399 and 1040331408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3096057 + ... + 3096392.

It is an arithmetic number, because the mean of its divisors is an integer number (92886750).

Almost surely, 2^1040331432 is an apocalyptic number.

1040331432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040331432 is an abundant number, since it is smaller than the sum of its proper divisors (1932044568).

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

1040331432 is a wasteful number, since it uses less digits than its factorization.

1040331432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6192465 (or 6192461 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1040331432 is about 32254.1692188777. The cubic root of 1040331432 is about 1013.2670184942.

Adding to 1040331432 its reverse (2341330401), we get a palindrome (3381661833).

The spelling of 1040331432 in words is "one billion, forty million, three hundred thirty-one thousand, four hundred thirty-two".