39074969 has 2 divisors, whose sum is σ = 39074970. Its totient is φ = 39074968.

The previous prime is 39074947. The next prime is 39074983. The reversal of 39074969 is 96947093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29539225 + 9535744 = 5435^2 + 3088^2 .

It is a cyclic number.

It is not a de Polignac number, because 39074969 - 2⁸ = 39074713 is a prime.

It is a super-2 number, since 2×39074969² = 3053706404701922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (39074909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19537484 + 19537485.

It is an arithmetic number, because the mean of its divisors is an integer number (19537485).

Almost surely, 2^39074969 is an apocalyptic number.

It is an amenable number.

39074969 is a deficient number, since it is larger than the sum of its proper divisors (1).

39074969 is an equidigital number, since it uses as much as digits as its factorization.

39074969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 367416, while the sum is 47.

The square root of 39074969 is about 6250.9974404090. The cubic root of 39074969 is about 339.3383007118.

The spelling of 39074969 in words is "thirty-nine million, seventy-four thousand, nine hundred sixty-nine".