44261990 has 16 divisors (see below), whose sum is σ = 81825552. Its totient is φ = 17226144.

The previous prime is 44261989. The next prime is 44262011. The reversal of 44261990 is 9916244.

It is a self number, because there is not a number n which added to its sum of digits gives 44261990.

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, 59444 + ... + 60183.

It is an arithmetic number, because the mean of its divisors is an integer number (5114097).

Almost surely, 2^44261990 is an apocalyptic number.

44261990 is a deficient number, since it is larger than the sum of its proper divisors (37563562).

44261990 is a wasteful number, since it uses less digits than its factorization.

44261990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119671.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 44261990 is about 6652.9685103719. The cubic root of 44261990 is about 353.7341413061.

The spelling of 44261990 in words is "forty-four million, two hundred sixty-one thousand, nine hundred ninety".