45523457 has 8 divisors (see below), whose sum is σ = 52740096. Its totient is φ = 38485152.

The previous prime is 45523451. The next prime is 45523483. The reversal of 45523457 is 75432554.

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

It is a cyclic number.

It is not a de Polignac number, because 45523457 - 2⁴ = 45523441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45523451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44033 + ... + 45054.

It is an arithmetic number, because the mean of its divisors is an integer number (6592512).

Almost surely, 2^45523457 is an apocalyptic number.

It is an amenable number.

45523457 is a deficient number, since it is larger than the sum of its proper divisors (7216639).

45523457 is an equidigital number, since it uses as much as digits as its factorization.

45523457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89167.

The product of its digits is 84000, while the sum is 35.

The square root of 45523457 is about 6747.1073060979. The cubic root of 45523457 is about 357.0631879511.

The spelling of 45523457 in words is "forty-five million, five hundred twenty-three thousand, four hundred fifty-seven".