44038900 has 18 divisors (see below), whose sum is σ = 95564630. Its totient is φ = 17615520.

The previous prime is 44038877. The next prime is 44038909. The reversal of 44038900 is 983044.

It can be written as a sum of positive squares in 3 ways, for example, as 320356 + 43718544 = 566^2 + 6612^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44038909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220095 + ... + 220294.

Almost surely, 2^44038900 is an apocalyptic number.

It is an amenable number.

44038900 is an abundant number, since it is smaller than the sum of its proper divisors (51525730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44038900 is a wasteful number, since it uses less digits than its factorization.

44038900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440403 (or 440396 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 44038900 is about 6636.1811307408. The cubic root of 44038900 is about 353.1388411835.

It can be divided in two parts, 440 and 38900, that added together give a triangular number (39340 = T₂₈₀).

The spelling of 44038900 in words is "forty-four million, thirty-eight thousand, nine hundred".