45666858 has 16 divisors (see below), whose sum is σ = 92172960. Its totient is φ = 15082416.

The previous prime is 45666827. The next prime is 45666869. The reversal of 45666858 is 85866654.

It is a happy number.

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, 34260 + ... + 35567.

It is an arithmetic number, because the mean of its divisors is an integer number (5760810).

Almost surely, 2^45666858 is an apocalyptic number.

45666858 is an abundant number, since it is smaller than the sum of its proper divisors (46506102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45666858 is a wasteful number, since it uses less digits than its factorization.

45666858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69941.

The product of its digits is 1382400, while the sum is 48.

The square root of 45666858 is about 6757.7258008889. The cubic root of 45666858 is about 357.4377168300.

The spelling of 45666858 in words is "forty-five million, six hundred sixty-six thousand, eight hundred fifty-eight".