44919930 has 64 divisors (see below), whose sum is σ = 121430016. Its totient is φ = 10536000.

The previous prime is 44919929. The next prime is 44919977. The reversal of 44919930 is 3991944.

It is a super-2 number, since 2×44919930² = 4035600222409800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8035 + ... + 12425.

It is an arithmetic number, because the mean of its divisors is an integer number (1897344).

Almost surely, 2^44919930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44919930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60715008).

44919930 is an abundant number, since it is smaller than the sum of its proper divisors (76510086).

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

44919930 is a wasteful number, since it uses less digits than its factorization.

44919930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4443.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 44919930 is about 6702.2332099085. The cubic root of 44919930 is about 355.4782419065.

The spelling of 44919930 in words is "forty-four million, nine hundred nineteen thousand, nine hundred thirty".