44942473 has 4 divisors (see below), whose sum is σ = 45340308. Its totient is φ = 44544640.

The previous prime is 44942449. The next prime is 44942477. The reversal of 44942473 is 37424944.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2471184 + 42471289 = 1572^2 + 6517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44942473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44942477) 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, 198748 + ... + 198973.

It is an arithmetic number, because the mean of its divisors is an integer number (11335077).

Almost surely, 2^44942473 is an apocalyptic number.

It is an amenable number.

44942473 is a deficient number, since it is larger than the sum of its proper divisors (397835).

44942473 is a wasteful number, since it uses less digits than its factorization.

44942473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397834.

The product of its digits is 96768, while the sum is 37.

The square root of 44942473 is about 6703.9147518446. The cubic root of 44942473 is about 355.5376973706.

The spelling of 44942473 in words is "forty-four million, nine hundred forty-two thousand, four hundred seventy-three".