36899669 has 2 divisors, whose sum is σ = 36899670. Its totient is φ = 36899668.

The previous prime is 36899663. The next prime is 36899671. The reversal of 36899669 is 96699863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36457444 + 442225 = 6038^2 + 665^2 .

It is a cyclic number.

It is not a de Polignac number, because 36899669 - 2⁸ = 36899413 is a prime.

It is a super-2 number, since 2×36899669² = 2723171144619122, which contains 22 as substring.

Together with 36899671, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36899663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18449834 + 18449835.

It is an arithmetic number, because the mean of its divisors is an integer number (18449835).

Almost surely, 2^36899669 is an apocalyptic number.

It is an amenable number.

36899669 is a deficient number, since it is larger than the sum of its proper divisors (1).

36899669 is an equidigital number, since it uses as much as digits as its factorization.

36899669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3779136, while the sum is 56.

The square root of 36899669 is about 6074.5097744592. The cubic root of 36899669 is about 332.9207186804.

The spelling of 36899669 in words is "thirty-six million, eight hundred ninety-nine thousand, six hundred sixty-nine".