44942247 has 48 divisors (see below), whose sum is σ = 76826880. Its totient is φ = 24788736.

The previous prime is 44942243. The next prime is 44942263. The reversal of 44942247 is 74224944.

It is not a de Polignac number, because 44942247 - 2² = 44942243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44942243) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 397663 + ... + 397775.

It is an arithmetic number, because the mean of its divisors is an integer number (1600560).

Almost surely, 2^44942247 is an apocalyptic number.

44942247 is a deficient number, since it is larger than the sum of its proper divisors (31884633).

44942247 is a wasteful number, since it uses less digits than its factorization.

44942247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292 (or 289 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 44942247 is about 6703.8978960005. The cubic root of 44942247 is about 355.5371014113.

The spelling of 44942247 in words is "forty-four million, nine hundred forty-two thousand, two hundred forty-seven".