36394769 has 2 divisors, whose sum is σ = 36394770. Its totient is φ = 36394768.

The previous prime is 36394751. The next prime is 36394777. The reversal of 36394769 is 96749363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34105600 + 2289169 = 5840^2 + 1513^2 .

It is a cyclic number.

It is not a de Polignac number, because 36394769 - 2²⁴ = 19617553 is a prime.

It is a super-2 number, since 2×36394769² = 2649158421126722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36394789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18197384 + 18197385.

It is an arithmetic number, because the mean of its divisors is an integer number (18197385).

Almost surely, 2^36394769 is an apocalyptic number.

It is an amenable number.

36394769 is a deficient number, since it is larger than the sum of its proper divisors (1).

36394769 is an equidigital number, since it uses as much as digits as its factorization.

36394769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 47.

The square root of 36394769 is about 6032.8077211196. The cubic root of 36394769 is about 331.3952829424.

The spelling of 36394769 in words is "thirty-six million, three hundred ninety-four thousand, seven hundred sixty-nine".