44989400 has 24 divisors (see below), whose sum is σ = 104600820. Its totient is φ = 17995680.

The previous prime is 44989381. The next prime is 44989433. The reversal of 44989400 is 498944.

It is a super-2 number, since 2×44989400² = 4048092224720000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112274 + ... + 112673.

Almost surely, 2^44989400 is an apocalyptic number.

44989400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44989400 is an abundant number, since it is smaller than the sum of its proper divisors (59611420).

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

44989400 is a wasteful number, since it uses less digits than its factorization.

44989400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224963 (or 224954 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 44989400 is about 6707.4138086151. The cubic root of 44989400 is about 355.6614000566.

The spelling of 44989400 in words is "forty-four million, nine hundred eighty-nine thousand, four hundred".