44406947 has 12 divisors (see below), whose sum is σ = 48487680. Its totient is φ = 40648608.

The previous prime is 44406931. The next prime is 44406949. The reversal of 44406947 is 74960444.

It is a happy number.

It is not a de Polignac number, because 44406947 - 2⁴ = 44406931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44406947.

It is not an unprimeable number, because it can be changed into a prime (44406949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20429 + ... + 22497.

It is an arithmetic number, because the mean of its divisors is an integer number (4040640).

Almost surely, 2^44406947 is an apocalyptic number.

44406947 is a deficient number, since it is larger than the sum of its proper divisors (4080733).

44406947 is a wasteful number, since it uses less digits than its factorization.

44406947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222 (or 2209 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 44406947 is about 6663.8537649021. The cubic root of 44406947 is about 354.1198775806.

The spelling of 44406947 in words is "forty-four million, four hundred six thousand, nine hundred forty-seven".