44194820 has 12 divisors (see below), whose sum is σ = 92809164. Its totient is φ = 17677920.

The previous prime is 44194807. The next prime is 44194879. The reversal of 44194820 is 2849144.

It can be written as a sum of positive squares in 2 ways, for example, as 29571844 + 14622976 = 5438^2 + 3824^2 .

It is a super-2 number, since 2×44194820² = 3906364229664800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104851 + ... + 1104890.

It is an arithmetic number, because the mean of its divisors is an integer number (7734097).

Almost surely, 2^44194820 is an apocalyptic number.

It is an amenable number.

44194820 is an abundant number, since it is smaller than the sum of its proper divisors (48614344).

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

44194820 is a wasteful number, since it uses less digits than its factorization.

44194820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2209750 (or 2209748 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 44194820 is about 6647.9184712209. The cubic root of 44194820 is about 353.5551137205. Note that the first 3 decimals are identical.

The spelling of 44194820 in words is "forty-four million, one hundred ninety-four thousand, eight hundred twenty".