944417961 has 10 divisors (see below), whose sum is σ = 1410797322. Its totient is φ = 629611920.

The previous prime is 944417959. The next prime is 944417963. The reversal of 944417961 is 169714449.

It is an interprime number because it is at equal distance from previous prime (944417959) and next prime (944417963).

It can be written as a sum of positive squares in only one way, i.e., 573123600 + 371294361 = 23940^2 + 19269^2 .

It is not a de Polignac number, because 944417961 - 2¹ = 944417959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (944417963) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5829660 + ... + 5829821.

Almost surely, 2^944417961 is an apocalyptic number.

It is an amenable number.

944417961 is a deficient number, since it is larger than the sum of its proper divisors (466379361).

944417961 is a wasteful number, since it uses less digits than its factorization.

944417961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11659493 (or 11659484 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 944417961 is about 30731.3839746927. The cubic root of 944417961 is about 981.1183820327.

The spelling of 944417961 in words is "nine hundred forty-four million, four hundred seventeen thousand, nine hundred sixty-one".