45945370 has 8 divisors (see below), whose sum is σ = 82701684. Its totient is φ = 18378144.

The previous prime is 45945349. The next prime is 45945413. The reversal of 45945370 is 7354954.

It can be written as a sum of positive squares in 2 ways, for example, as 43388569 + 2556801 = 6587^2 + 1599^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45945370² = 4221954048873800, 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, 2297259 + ... + 2297278.

Almost surely, 2^45945370 is an apocalyptic number.

45945370 is a deficient number, since it is larger than the sum of its proper divisors (36756314).

45945370 is a wasteful number, since it uses less digits than its factorization.

45945370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4594544.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 45945370 is about 6778.3014096453. The cubic root of 45945370 is about 358.1628889533.

The spelling of 45945370 in words is "forty-five million, nine hundred forty-five thousand, three hundred seventy".