45804457 has 4 divisors (see below), whose sum is σ = 45858640. Its totient is φ = 45750276.

The previous prime is 45804439. The next prime is 45804481. The reversal of 45804457 is 75440854.

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 a de Polignac number, because none of the positive numbers 2^k-45804457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45805457) 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, 25803 + ... + 27520.

It is an arithmetic number, because the mean of its divisors is an integer number (11464660).

Almost surely, 2^45804457 is an apocalyptic number.

It is an amenable number.

45804457 is a deficient number, since it is larger than the sum of its proper divisors (54183).

45804457 is an equidigital number, since it uses as much as digits as its factorization.

45804457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54182.

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 45804457 is about 6767.8990092938. The cubic root of 45804457 is about 357.7963558895.

The spelling of 45804457 in words is "forty-five million, eight hundred four thousand, four hundred fifty-seven".