45672817 has 2 divisors, whose sum is σ = 45672818. Its totient is φ = 45672816.

The previous prime is 45672799. The next prime is 45672833. The reversal of 45672817 is 71827654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28772496 + 16900321 = 5364^2 + 4111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45672817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45672817.

It is not a weakly prime, because it can be changed into another prime (45672617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22836408 + 22836409.

It is an arithmetic number, because the mean of its divisors is an integer number (22836409).

Almost surely, 2^45672817 is an apocalyptic number.

It is an amenable number.

45672817 is a deficient number, since it is larger than the sum of its proper divisors (1).

45672817 is an equidigital number, since it uses as much as digits as its factorization.

45672817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 40.

The square root of 45672817 is about 6758.1666892731. The cubic root of 45672817 is about 357.4532633248.

The spelling of 45672817 in words is "forty-five million, six hundred seventy-two thousand, eight hundred seventeen".