44145964 has 12 divisors (see below), whose sum is σ = 77324800. Its totient is φ = 22053168.

The previous prime is 44145931. The next prime is 44145973. The reversal of 44145964 is 46954144.

It is a super-2 number, since 2×44145964² = 3897732274978592, which contains 22 as substring.

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, 802 + ... + 9430.

Almost surely, 2^44145964 is an apocalyptic number.

It is an amenable number.

44145964 is a deficient number, since it is larger than the sum of its proper divisors (33178836).

44145964 is a wasteful number, since it uses less digits than its factorization.

44145964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9912 (or 9910 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 44145964 is about 6644.2429215073. The cubic root of 44145964 is about 353.4247842869.

The spelling of 44145964 in words is "forty-four million, one hundred forty-five thousand, nine hundred sixty-four".