44687473 has 4 divisors (see below), whose sum is σ = 44702208. Its totient is φ = 44672740.

The previous prime is 44687443. The next prime is 44687483. The reversal of 44687473 is 37478644.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44687473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44687443) 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, 961 + ... + 9502.

It is an arithmetic number, because the mean of its divisors is an integer number (11175552).

Almost surely, 2^44687473 is an apocalyptic number.

It is an amenable number.

44687473 is a deficient number, since it is larger than the sum of its proper divisors (14735).

44687473 is a wasteful number, since it uses less digits than its factorization.

44687473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14734.

The product of its digits is 451584, while the sum is 43.

The square root of 44687473 is about 6684.8689590747. The cubic root of 44687473 is about 354.8639907468.

The spelling of 44687473 in words is "forty-four million, six hundred eighty-seven thousand, four hundred seventy-three".