44198622 has 80 divisors (see below), whose sum is σ = 110259072. Its totient is φ = 13141440.

The previous prime is 44198593. The next prime is 44198641. The reversal of 44198622 is 22689144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 64948 + ... + 65624.

Almost surely, 2^44198622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44198622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55129536).

44198622 is an abundant number, since it is smaller than the sum of its proper divisors (66060450).

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

44198622 is a wasteful number, since it uses less digits than its factorization.

44198622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735 (or 726 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 44198622 is about 6648.2044192398. The cubic root of 44198622 is about 353.5652519976.

It can be divided in two parts, 4419 and 8622, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 44198622 in words is "forty-four million, one hundred ninety-eight thousand, six hundred twenty-two".