45206666 has 8 divisors (see below), whose sum is σ = 68344320. Its totient is φ = 22425228.

The previous prime is 45206657. The next prime is 45206687. The reversal of 45206666 is 66660254.

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

45206666 is a modest number, since divided by 6666 gives 4520 as remainder.

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, 88736 + ... + 89243.

It is an arithmetic number, because the mean of its divisors is an integer number (8543040).

Almost surely, 2^45206666 is an apocalyptic number.

45206666 is a deficient number, since it is larger than the sum of its proper divisors (23137654).

45206666 is a wasteful number, since it uses less digits than its factorization.

45206666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178108.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 45206666 is about 6723.5902611626. The cubic root of 45206666 is about 356.2330093056.

The spelling of 45206666 in words is "forty-five million, two hundred six thousand, six hundred sixty-six".