944696969 has 2 divisors, whose sum is σ = 944696970. Its totient is φ = 944696968.

The previous prime is 944696957. The next prime is 944696999. The reversal of 944696969 is 969696449.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 883278400 + 61418569 = 29720^2 + 7837^2 .

It is a cyclic number.

It is not a de Polignac number, because 944696969 - 2²⁴ = 927919753 is a prime.

It is a super-2 number, since 2×944696969² = 1784904726475573922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (944696999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472348484 + 472348485.

It is an arithmetic number, because the mean of its divisors is an integer number (472348485).

Almost surely, 2^944696969 is an apocalyptic number.

It is an amenable number.

944696969 is a deficient number, since it is larger than the sum of its proper divisors (1).

944696969 is an equidigital number, since it uses as much as digits as its factorization.

944696969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22674816, while the sum is 62.

The square root of 944696969 is about 30735.9231031053. The cubic root of 944696969 is about 981.2149893035.

The spelling of 944696969 in words is "nine hundred forty-four million, six hundred ninety-six thousand, nine hundred sixty-nine".