45780628 has 6 divisors (see below), whose sum is σ = 80116106. Its totient is φ = 22890312.

The previous prime is 45780617. The next prime is 45780653. The reversal of 45780628 is 82608754.

45780628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 23990404 + 21790224 = 4898^2 + 4668^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5722575 + ... + 5722582.

Almost surely, 2^45780628 is an apocalyptic number.

It is an amenable number.

45780628 is a deficient number, since it is larger than the sum of its proper divisors (34335478).

45780628 is a wasteful number, since it uses less digits than its factorization.

45780628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11445161 (or 11445159 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 45780628 is about 6766.1383373384. The cubic root of 45780628 is about 357.7342992773.

The spelling of 45780628 in words is "forty-five million, seven hundred eighty thousand, six hundred twenty-eight".