44457478 has 24 divisors (see below), whose sum is σ = 72968688. Its totient is φ = 20303712.

The previous prime is 44457467. The next prime is 44457481. The reversal of 44457478 is 87475444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34176 + ... + 35452.

It is an arithmetic number, because the mean of its divisors is an integer number (3040362).

Almost surely, 2^44457478 is an apocalyptic number.

44457478 is a deficient number, since it is larger than the sum of its proper divisors (28511210).

44457478 is a wasteful number, since it uses less digits than its factorization.

44457478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408 (or 1395 counting only the distinct ones).

The product of its digits is 501760, while the sum is 43.

The square root of 44457478 is about 6667.6441116784. The cubic root of 44457478 is about 354.2541452255.

The spelling of 44457478 in words is "forty-four million, four hundred fifty-seven thousand, four hundred seventy-eight".