40325432 has 24 divisors (see below), whose sum is σ = 87955560. Its totient is φ = 17282160.

The previous prime is 40325431. The next prime is 40325437. The reversal of 40325432 is 23452304.

It is a super-2 number, since 2×40325432² = 3252280931973248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40325398 and 40325407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40325431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51044 + ... + 51827.

It is an arithmetic number, because the mean of its divisors is an integer number (3664815).

Almost surely, 2^40325432 is an apocalyptic number.

It is an amenable number.

40325432 is an abundant number, since it is smaller than the sum of its proper divisors (47630128).

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

40325432 is a wasteful number, since it uses less digits than its factorization.

40325432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102891 (or 102880 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 40325432 is about 6350.2308619451. The cubic root of 40325432 is about 342.9201535646.

Adding to 40325432 its reverse (23452304), we get a palindrome (63777736).

The spelling of 40325432 in words is "forty million, three hundred twenty-five thousand, four hundred thirty-two".