45426657 has 4 divisors (see below), whose sum is σ = 60568880. Its totient is φ = 30284436.

The previous prime is 45426653. The next prime is 45426683. The reversal of 45426657 is 75662454.

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 not a de Polignac number, because 45426657 - 2² = 45426653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45426653) 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, 7571107 + ... + 7571112.

It is an arithmetic number, because the mean of its divisors is an integer number (15142220).

Almost surely, 2^45426657 is an apocalyptic number.

It is an amenable number.

45426657 is a deficient number, since it is larger than the sum of its proper divisors (15142223).

45426657 is a wasteful number, since it uses less digits than its factorization.

45426657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15142222.

The product of its digits is 201600, while the sum is 39.

The square root of 45426657 is about 6739.9300441473. The cubic root of 45426657 is about 356.8099247886.

The spelling of 45426657 in words is "forty-five million, four hundred twenty-six thousand, six hundred fifty-seven".