45919772 has 12 divisors (see below), whose sum is σ = 80620176. Its totient is φ = 22885440.

The previous prime is 45919739. The next prime is 45919781. The reversal of 45919772 is 27791954.

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, 17213 + ... + 19700.

It is an arithmetic number, because the mean of its divisors is an integer number (6718348).

Almost surely, 2^45919772 is an apocalyptic number.

It is an amenable number.

45919772 is a deficient number, since it is larger than the sum of its proper divisors (34700404).

45919772 is a wasteful number, since it uses less digits than its factorization.

45919772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37228 (or 37226 counting only the distinct ones).

The product of its digits is 158760, while the sum is 44.

The square root of 45919772 is about 6776.4129154000. The cubic root of 45919772 is about 358.0963609816.

The spelling of 45919772 in words is "forty-five million, nine hundred nineteen thousand, seven hundred seventy-two".