45772442 has 16 divisors (see below), whose sum is σ = 69849600. Its totient is φ = 22492080.

The previous prime is 45772429. The next prime is 45772453. The reversal of 45772442 is 24427754.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42284 + ... + 43352.

It is an arithmetic number, because the mean of its divisors is an integer number (4365600).

Almost surely, 2^45772442 is an apocalyptic number.

45772442 is a deficient number, since it is larger than the sum of its proper divisors (24077158).

45772442 is a wasteful number, since it uses less digits than its factorization.

45772442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421.

The product of its digits is 62720, while the sum is 35.

The square root of 45772442 is about 6765.5333862158. The cubic root of 45772442 is about 357.7129759384.

The spelling of 45772442 in words is "forty-five million, seven hundred seventy-two thousand, four hundred forty-two".