44166402 has 48 divisors (see below), whose sum is σ = 110927232. Its totient is φ = 12438720.

The previous prime is 44166377. The next prime is 44166427. The reversal of 44166402 is 20466144.

44166402 is a `hidden beast` number, since 4 + 4 + 16 + 640 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (44166377) and next prime (44166427).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6478 + ... + 11414.

It is an arithmetic number, because the mean of its divisors is an integer number (2310984).

Almost surely, 2^44166402 is an apocalyptic number.

44166402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 44166402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55463616).

44166402 is an abundant number, since it is smaller than the sum of its proper divisors (66760830).

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

44166402 is a wasteful number, since it uses less digits than its factorization.

44166402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5023 (or 5020 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 44166402 is about 6645.7807667723. The cubic root of 44166402 is about 353.4793168773.

The spelling of 44166402 in words is "forty-four million, one hundred sixty-six thousand, four hundred two".