44242990 has 32 divisors (see below), whose sum is σ = 87588864. Its totient is φ = 15956640.

The previous prime is 44242967. The next prime is 44242999. The reversal of 44242990 is 9924244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44242999) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12387 + ... + 15553.

It is an arithmetic number, because the mean of its divisors is an integer number (2737152).

Almost surely, 2^44242990 is an apocalyptic number.

44242990 is a deficient number, since it is larger than the sum of its proper divisors (43345874).

44242990 is a wasteful number, since it uses less digits than its factorization.

44242990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 44242990 is about 6651.5404230900. The cubic root of 44242990 is about 353.6835191613.

The spelling of 44242990 in words is "forty-four million, two hundred forty-two thousand, nine hundred ninety".