45863690 has 16 divisors (see below), whose sum is σ = 83111400. Its totient is φ = 18221760.

The previous prime is 45863689. The next prime is 45863717. The reversal of 45863690 is 9636854.

It can be written as a sum of positive squares in 4 ways, for example, as 20693401 + 25170289 = 4549^2 + 5017^2 .

It is a super-2 number, since 2×45863690² = 4206956120832200, which contains 22 as substring.

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, 13901 + ... + 16880.

Almost surely, 2^45863690 is an apocalyptic number.

45863690 is a deficient number, since it is larger than the sum of its proper divisors (37247710).

45863690 is a wasteful number, since it uses less digits than its factorization.

45863690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30937.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 45863690 is about 6772.2736211704. The cubic root of 45863690 is about 357.9505200906.

The spelling of 45863690 in words is "forty-five million, eight hundred sixty-three thousand, six hundred ninety".