44481556 has 24 divisors (see below), whose sum is σ = 91135296. Its totient is φ = 18598080.

The previous prime is 44481553. The next prime is 44481589. The reversal of 44481556 is 65518444.

44481556 is nontrivially palindromic in base 9.

It is a super-2 number, since 2×44481556² = 3957217648362272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44481551) 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, 18226 + ... + 20521.

It is an arithmetic number, because the mean of its divisors is an integer number (3797304).

Almost surely, 2^44481556 is an apocalyptic number.

It is an amenable number.

44481556 is an abundant number, since it is smaller than the sum of its proper divisors (46653740).

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

44481556 is a wasteful number, since it uses less digits than its factorization.

44481556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38799 (or 38797 counting only the distinct ones).

The product of its digits is 76800, while the sum is 37.

The square root of 44481556 is about 6669.4494525410. The cubic root of 44481556 is about 354.3180879131.

The spelling of 44481556 in words is "forty-four million, four hundred eighty-one thousand, five hundred fifty-six".