45666506 has 8 divisors (see below), whose sum is σ = 68588100. Its totient is φ = 22803808.

The previous prime is 45666499. The next prime is 45666527. The reversal of 45666506 is 60566654.

It can be written as a sum of positive squares in 2 ways, for example, as 45630025 + 36481 = 6755^2 + 191^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 45666506.

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, 12731 + ... + 15918.

Almost surely, 2^45666506 is an apocalyptic number.

45666506 is a deficient number, since it is larger than the sum of its proper divisors (22921594).

45666506 is a wasteful number, since it uses less digits than its factorization.

45666506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29448.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 45666506 is about 6757.6997565740. The cubic root of 45666506 is about 357.4367984514.

The spelling of 45666506 in words is "forty-five million, six hundred sixty-six thousand, five hundred six".