45444249 has 12 divisors (see below), whose sum is σ = 67168816. Its totient is φ = 29591352.

The previous prime is 45444241. The next prime is 45444263. The reversal of 45444249 is 94244454.

It is a happy number.

It is not a de Polignac number, because 45444249 - 2³ = 45444241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45444241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58327 + ... + 59100.

Almost surely, 2^45444249 is an apocalyptic number.

It is an amenable number.

45444249 is a deficient number, since it is larger than the sum of its proper divisors (21724567).

45444249 is a wasteful number, since it uses less digits than its factorization.

45444249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117476 (or 117473 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 45444249 is about 6741.2349758779. The cubic root of 45444249 is about 356.8559784386.

The spelling of 45444249 in words is "forty-five million, four hundred forty-four thousand, two hundred forty-nine".