44198420 has 24 divisors (see below), whose sum is σ = 106076544. Its totient is φ = 15153696.

The previous prime is 44198411. The next prime is 44198437. The reversal of 44198420 is 2489144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157712 + ... + 157991.

It is an arithmetic number, because the mean of its divisors is an integer number (4419856).

Almost surely, 2^44198420 is an apocalyptic number.

It is an amenable number.

44198420 is an abundant number, since it is smaller than the sum of its proper divisors (61878124).

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

44198420 is a wasteful number, since it uses less digits than its factorization.

44198420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315719 (or 315717 counting only the distinct ones).

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

The square root of 44198420 is about 6648.1892271505. The cubic root of 44198420 is about 353.5647133662.

The spelling of 44198420 in words is "forty-four million, one hundred ninety-eight thousand, four hundred twenty".