45972677 has 4 divisors (see below), whose sum is σ = 46840140. Its totient is φ = 45105216.

The previous prime is 45972671. The next prime is 45972697. The reversal of 45972677 is 77627954.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16008001 + 29964676 = 4001^2 + 5474^2 .

It is a cyclic number.

It is not a de Polignac number, because 45972677 - 2⁶ = 45972613 is a prime.

It is a super-2 number, since 2×45972677² = 4226974061092658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45972671) 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, 433652 + ... + 433757.

It is an arithmetic number, because the mean of its divisors is an integer number (11710035).

Almost surely, 2^45972677 is an apocalyptic number.

It is an amenable number.

45972677 is a deficient number, since it is larger than the sum of its proper divisors (867463).

45972677 is an equidigital number, since it uses as much as digits as its factorization.

45972677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867462.

The product of its digits is 740880, while the sum is 47.

The square root of 45972677 is about 6780.3154056430. The cubic root of 45972677 is about 358.2338312996.

The spelling of 45972677 in words is "forty-five million, nine hundred seventy-two thousand, six hundred seventy-seven".