45566746 has 8 divisors (see below), whose sum is σ = 69286644. Its totient is φ = 22471200.

The previous prime is 45566737. The next prime is 45566747. The reversal of 45566746 is 64766554.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41409225 + 4157521 = 6435^2 + 2039^2 .

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

It is not an unprimeable number, because it can be changed into a prime (45566747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155905 + ... + 156196.

Almost surely, 2^45566746 is an apocalyptic number.

45566746 is a deficient number, since it is larger than the sum of its proper divisors (23719898).

45566746 is a wasteful number, since it uses less digits than its factorization.

45566746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312176.

The product of its digits is 604800, while the sum is 43.

The square root of 45566746 is about 6750.3145111913. The cubic root of 45566746 is about 357.1763311710.

The spelling of 45566746 in words is "forty-five million, five hundred sixty-six thousand, seven hundred forty-six".