44686969 has 2 divisors, whose sum is σ = 44686970. Its totient is φ = 44686968.

The previous prime is 44686927. The next prime is 44686973. The reversal of 44686969 is 96968644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25000000 + 19686969 = 5000^2 + 4437^2 .

It is a cyclic number.

It is not a de Polignac number, because 44686969 - 2⁹ = 44686457 is a prime.

It is a super-2 number, since 2×44686969² = 3993850396813922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44686979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22343484 + 22343485.

It is an arithmetic number, because the mean of its divisors is an integer number (22343485).

Almost surely, 2^44686969 is an apocalyptic number.

It is an amenable number.

44686969 is a deficient number, since it is larger than the sum of its proper divisors (1).

44686969 is an equidigital number, since it uses as much as digits as its factorization.

44686969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 52.

The square root of 44686969 is about 6684.8312618943. The cubic root of 44686969 is about 354.8626566509.

The spelling of 44686969 in words is "forty-four million, six hundred eighty-six thousand, nine hundred sixty-nine".