45441279 has 24 divisors (see below), whose sum is σ = 71856512. Its totient is φ = 27501120.

The previous prime is 45441229. The next prime is 45441283. The reversal of 45441279 is 97214454.

It is a happy number.

It is not a de Polignac number, because 45441279 - 2²⁰ = 44392703 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45441229) 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, 3954 + ... + 10320.

Almost surely, 2^45441279 is an apocalyptic number.

45441279 is a deficient number, since it is larger than the sum of its proper divisors (26415233).

45441279 is a wasteful number, since it uses less digits than its factorization.

45441279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6447 (or 6444 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 45441279 is about 6741.0146862323. The cubic root of 45441279 is about 356.8482041851.

The spelling of 45441279 in words is "forty-five million, four hundred forty-one thousand, two hundred seventy-nine".