45634623 has 4 divisors (see below), whose sum is σ = 60846168. Its totient is φ = 30423080.

The previous prime is 45634609. The next prime is 45634627. The reversal of 45634623 is 32643654.

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 45634623 - 2⁸ = 45634367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45634627) 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, 7605768 + ... + 7605773.

It is an arithmetic number, because the mean of its divisors is an integer number (15211542).

Almost surely, 2^45634623 is an apocalyptic number.

45634623 is a deficient number, since it is larger than the sum of its proper divisors (15211545).

45634623 is a wasteful number, since it uses less digits than its factorization.

45634623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15211544.

The product of its digits is 51840, while the sum is 33.

The square root of 45634623 is about 6755.3403319152. The cubic root of 45634623 is about 357.3535951613.

The spelling of 45634623 in words is "forty-five million, six hundred thirty-four thousand, six hundred twenty-three".