45393952 has 12 divisors (see below), whose sum is σ = 89369406. Its totient is φ = 22696960.

The previous prime is 45393949. The next prime is 45393977. The reversal of 45393952 is 25939354.

It can be written as a sum of positive squares in only one way, i.e., 39992976 + 5400976 = 6324^2 + 2324^2 .

It is a super-2 number, since 2×45393952² = 4121221756356608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 709249 + ... + 709312.

Almost surely, 2^45393952 is an apocalyptic number.

It is an amenable number.

45393952 is a deficient number, since it is larger than the sum of its proper divisors (43975454).

45393952 is a wasteful number, since it uses less digits than its factorization.

45393952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418571 (or 1418563 counting only the distinct ones).

The product of its digits is 145800, while the sum is 40.

The square root of 45393952 is about 6737.5033951754. The cubic root of 45393952 is about 356.7242755908.

The spelling of 45393952 in words is "forty-five million, three hundred ninety-three thousand, nine hundred fifty-two".