45536657 has 4 divisors (see below), whose sum is σ = 45596340. Its totient is φ = 45476976.

The previous prime is 45536653. The next prime is 45536669. The reversal of 45536657 is 75663554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75663554 = 2 ⋅37831777.

It can be written as a sum of positive squares in 2 ways, for example, as 1234321 + 44302336 = 1111^2 + 6656^2 .

It is a cyclic number.

It is not a de Polignac number, because 45536657 - 2² = 45536653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45536653) 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, 28682 + ... + 30227.

It is an arithmetic number, because the mean of its divisors is an integer number (11399085).

Almost surely, 2^45536657 is an apocalyptic number.

It is an amenable number.

45536657 is a deficient number, since it is larger than the sum of its proper divisors (59683).

45536657 is an equidigital number, since it uses as much as digits as its factorization.

45536657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59682.

The product of its digits is 378000, while the sum is 41.

The square root of 45536657 is about 6748.0854321800. The cubic root of 45536657 is about 357.0976960115.

The spelling of 45536657 in words is "forty-five million, five hundred thirty-six thousand, six hundred fifty-seven".