45107632 has 20 divisors (see below), whose sum is σ = 87650640. Its totient is φ = 22488128.

The previous prime is 45107627. The next prime is 45107633. The reversal of 45107632 is 23670154.

It is a self number, because there is not a number n which added to its sum of digits gives 45107632.

It is not an unprimeable number, because it can be changed into a prime (45107633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1818 + ... + 9670.

It is an arithmetic number, because the mean of its divisors is an integer number (4382532).

Almost surely, 2^45107632 is an apocalyptic number.

It is an amenable number.

45107632 is a deficient number, since it is larger than the sum of its proper divisors (42543008).

45107632 is a wasteful number, since it uses less digits than its factorization.

45107632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8220 (or 8214 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 45107632 is about 6716.2215567981. The cubic root of 45107632 is about 355.9726865381.

Adding to 45107632 its reverse (23670154), we get a palindrome (68777786).

The spelling of 45107632 in words is "forty-five million, one hundred seven thousand, six hundred thirty-two".