44004428 has 24 divisors (see below), whose sum is σ = 86539488. Its totient is φ = 19426176.

The previous prime is 44004421. The next prime is 44004463. The reversal of 44004428 is 82440044.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 44004397 and 44004406.

It is not an unprimeable number, because it can be changed into a prime (44004421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17201 + ... + 19592.

It is an arithmetic number, because the mean of its divisors is an integer number (3605812).

Almost surely, 2^44004428 is an apocalyptic number.

It is an amenable number.

44004428 is a deficient number, since it is larger than the sum of its proper divisors (42535060).

44004428 is a wasteful number, since it uses less digits than its factorization.

44004428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36833 (or 36831 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 44004428 is about 6633.5833453722. The cubic root of 44004428 is about 353.0466758493.

The spelling of 44004428 in words is "forty-four million, four thousand, four hundred twenty-eight".