45605677 has 6 divisors (see below), whose sum is σ = 49140042. Its totient is φ = 42075072.

The previous prime is 45605669. The next prime is 45605687. The reversal of 45605677 is 77650654.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 7733961 + 37871716 = 2781^2 + 6154^2 .

It is not a de Polignac number, because 45605677 - 2³ = 45605669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45605657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23413 + ... + 25285.

It is an arithmetic number, because the mean of its divisors is an integer number (8190007).

Almost surely, 2^45605677 is an apocalyptic number.

It is an amenable number.

45605677 is a deficient number, since it is larger than the sum of its proper divisors (3534365).

45605677 is an frugal number, since it uses more digits than its factorization.

45605677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759 (or 1886 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 45605677 is about 6753.1975389441. The cubic root of 45605677 is about 357.2780228268.

The spelling of 45605677 in words is "forty-five million, six hundred five thousand, six hundred seventy-seven".