44939947 has 16 divisors (see below), whose sum is σ = 49533120. Its totient is φ = 40521600.

The previous prime is 44939929. The next prime is 44939957. The reversal of 44939947 is 74993944.

It is a cyclic number.

It is not a de Polignac number, because 44939947 - 2⁷ = 44939819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44939947.

It is not an unprimeable number, because it can be changed into a prime (44939957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166929 + ... + 167197.

It is an arithmetic number, because the mean of its divisors is an integer number (3095820).

Almost surely, 2^44939947 is an apocalyptic number.

44939947 is a deficient number, since it is larger than the sum of its proper divisors (4593173).

44939947 is a wasteful number, since it uses less digits than its factorization.

44939947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534.

The product of its digits is 979776, while the sum is 49.

The square root of 44939947 is about 6703.7263518136. The cubic root of 44939947 is about 355.5310362251.

The spelling of 44939947 in words is "forty-four million, nine hundred thirty-nine thousand, nine hundred forty-seven".