45662780 has 12 divisors (see below), whose sum is σ = 95891880. Its totient is φ = 18265104.

The previous prime is 45662777. The next prime is 45662857. The reversal of 45662780 is 8726654.

It is a happy number.

It is a congruent number.

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, 1141550 + ... + 1141589.

It is an arithmetic number, because the mean of its divisors is an integer number (7990990).

Almost surely, 2^45662780 is an apocalyptic number.

It is an amenable number.

45662780 is an abundant number, since it is smaller than the sum of its proper divisors (50229100).

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

45662780 is a wasteful number, since it uses less digits than its factorization.

45662780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283148 (or 2283146 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 45662780 is about 6757.4240654261. The cubic root of 45662780 is about 357.4270769154.

It can be divided in two parts, 456 and 62780, that added together give a palindrome (63236).

The spelling of 45662780 in words is "forty-five million, six hundred sixty-two thousand, seven hundred eighty".