45628957 has 4 divisors (see below), whose sum is σ = 49777056. Its totient is φ = 41480860.

The previous prime is 45628951. The next prime is 45628991. The reversal of 45628957 is 75982654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45628957 - 2⁷ = 45628829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45628951) 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, 2074033 + ... + 2074054.

It is an arithmetic number, because the mean of its divisors is an integer number (12444264).

Almost surely, 2^45628957 is an apocalyptic number.

It is an amenable number.

45628957 is a deficient number, since it is larger than the sum of its proper divisors (4148099).

45628957 is a wasteful number, since it uses less digits than its factorization.

45628957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148098.

The product of its digits is 604800, while the sum is 46.

The square root of 45628957 is about 6754.9209469838. The cubic root of 45628957 is about 357.3388048615.

The spelling of 45628957 in words is "forty-five million, six hundred twenty-eight thousand, nine hundred fifty-seven".