44742273 has 16 divisors (see below), whose sum is σ = 62325120. Its totient is φ = 28514304.

The previous prime is 44742251. The next prime is 44742277. The reversal of 44742273 is 37224744.

It is not a de Polignac number, because 44742273 - 2⁶ = 44742209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44742277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6465 + ... + 11457.

It is an arithmetic number, because the mean of its divisors is an integer number (3895320).

Almost surely, 2^44742273 is an apocalyptic number.

It is an amenable number.

44742273 is a deficient number, since it is larger than the sum of its proper divisors (17582847).

44742273 is a wasteful number, since it uses less digits than its factorization.

44742273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5128.

The product of its digits is 37632, while the sum is 33.

The square root of 44742273 is about 6688.9665121004. The cubic root of 44742273 is about 355.0089874072.

The spelling of 44742273 in words is "forty-four million, seven hundred forty-two thousand, two hundred seventy-three".