45605169 has 24 divisors (see below), whose sum is σ = 70031520. Its totient is φ = 28499328.

The previous prime is 45605141. The next prime is 45605173. The reversal of 45605169 is 96150654.

45605169 is a `hidden beast` number, since 45 + 605 + 1 + 6 + 9 = 666.

It is not a de Polignac number, because 45605169 - 2⁸ = 45604913 is a prime.

It is a super-2 number, since 2×45605169² = 4159662879037122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45605179) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52662 + ... + 53520.

It is an arithmetic number, because the mean of its divisors is an integer number (2917980).

Almost surely, 2^45605169 is an apocalyptic number.

It is an amenable number.

45605169 is a deficient number, since it is larger than the sum of its proper divisors (24426351).

45605169 is a wasteful number, since it uses less digits than its factorization.

45605169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1226 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 45605169 is about 6753.1599270268. The cubic root of 45605169 is about 357.2766962528.

The spelling of 45605169 in words is "forty-five million, six hundred five thousand, one hundred sixty-nine".