1040025432 has 32 divisors (see below), whose sum is σ = 2601284400. Its totient is φ = 346512384.

The previous prime is 1040025409. The next prime is 1040025461. The reversal of 1040025432 is 2345200401.

It is a junction number, because it is equal to n+sod(n) for n = 1040025399 and 1040025408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49044 + ... + 66972.

Almost surely, 2^1040025432 is an apocalyptic number.

1040025432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1040025432 is an abundant number, since it is smaller than the sum of its proper divisors (1561258968).

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

1040025432 is a wasteful number, since it uses less digits than its factorization.

1040025432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20355 (or 20351 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1040025432 is about 32249.4252972049. The cubic root of 1040025432 is about 1013.1676623009.

Adding to 1040025432 its reverse (2345200401), we get a palindrome (3385225833).

The spelling of 1040025432 in words is "one billion, forty million, twenty-five thousand, four hundred thirty-two".