45144770 has 32 divisors (see below), whose sum is σ = 89582976. Its totient is φ = 16243200.

The previous prime is 45144767. The next prime is 45144811. The reversal of 45144770 is 7744154.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8555 + ... + 12785.

It is an arithmetic number, because the mean of its divisors is an integer number (2799468).

Almost surely, 2^45144770 is an apocalyptic number.

45144770 is a deficient number, since it is larger than the sum of its proper divisors (44438206).

45144770 is a wasteful number, since it uses less digits than its factorization.

45144770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 45144770 is about 6718.9857865603. The cubic root of 45144770 is about 356.0703528426.

The spelling of 45144770 in words is "forty-five million, one hundred forty-four thousand, seven hundred seventy".