44238947 has 4 divisors (see below), whose sum is σ = 46841256. Its totient is φ = 41636640.

The previous prime is 44238899. The next prime is 44238977. The reversal of 44238947 is 74983244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44238947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44238977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1301129 + ... + 1301162.

It is an arithmetic number, because the mean of its divisors is an integer number (11710314).

Almost surely, 2^44238947 is an apocalyptic number.

44238947 is a deficient number, since it is larger than the sum of its proper divisors (2602309).

44238947 is a wasteful number, since it uses less digits than its factorization.

44238947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602308.

The product of its digits is 193536, while the sum is 41.

The square root of 44238947 is about 6651.2365015837. The cubic root of 44238947 is about 353.6727454317.

The spelling of 44238947 in words is "forty-four million, two hundred thirty-eight thousand, nine hundred forty-seven".