45694427 has 4 divisors (see below), whose sum is σ = 46556640. Its totient is φ = 44832216.

The previous prime is 45694391. The next prime is 45694433. The reversal of 45694427 is 72449654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45694427 - 2²⁴ = 28917211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45690427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431027 + ... + 431132.

It is an arithmetic number, because the mean of its divisors is an integer number (11639160).

Almost surely, 2^45694427 is an apocalyptic number.

45694427 is a deficient number, since it is larger than the sum of its proper divisors (862213).

45694427 is an equidigital number, since it uses as much as digits as its factorization.

45694427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862212.

The product of its digits is 241920, while the sum is 41.

The square root of 45694427 is about 6759.7653065768. The cubic root of 45694427 is about 357.5096305294.

The spelling of 45694427 in words is "forty-five million, six hundred ninety-four thousand, four hundred twenty-seven".