44472657 has 16 divisors (see below), whose sum is σ = 60828992. Its totient is φ = 28892160.

The previous prime is 44472653. The next prime is 44472661. The reversal of 44472657 is 75627444.

It is an interprime number because it is at equal distance from previous prime (44472653) and next prime (44472661).

It is not a de Polignac number, because 44472657 - 2² = 44472653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44472653) 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, 18357 + ... + 20637.

It is an arithmetic number, because the mean of its divisors is an integer number (3801812).

Almost surely, 2^44472657 is an apocalyptic number.

It is an amenable number.

44472657 is a deficient number, since it is larger than the sum of its proper divisors (16356335).

44472657 is a wasteful number, since it uses less digits than its factorization.

44472657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448.

The product of its digits is 188160, while the sum is 39.

The square root of 44472657 is about 6668.7822726492. The cubic root of 44472657 is about 354.2944579921.

The spelling of 44472657 in words is "forty-four million, four hundred seventy-two thousand, six hundred fifty-seven".