45313432 has 16 divisors (see below), whose sum is σ = 89960760. Its totient is φ = 21323904.

The previous prime is 45313421. The next prime is 45313441. The reversal of 45313432 is 23431354.

It is a junction number, because it is equal to n+sod(n) for n = 45313397 and 45313406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166458 + ... + 166729.

Almost surely, 2^45313432 is an apocalyptic number.

It is an amenable number.

45313432 is a deficient number, since it is larger than the sum of its proper divisors (44647328).

45313432 is a wasteful number, since it uses less digits than its factorization.

45313432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333210 (or 333206 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 45313432 is about 6731.5252357842. The cubic root of 45313432 is about 356.5132310396.

Adding to 45313432 its reverse (23431354), we get a palindrome (68744786).

The spelling of 45313432 in words is "forty-five million, three hundred thirteen thousand, four hundred thirty-two".