36969923 has 2 divisors, whose sum is σ = 36969924. Its totient is φ = 36969922.

The previous prime is 36969899. The next prime is 36969937. The reversal of 36969923 is 32996963.

It is a strong prime.

It is an emirp because it is prime and its reverse (32996963) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36969923 - 2⁶ = 36969859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (36969323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18484961 + 18484962.

It is an arithmetic number, because the mean of its divisors is an integer number (18484962).

Almost surely, 2^36969923 is an apocalyptic number.

36969923 is a deficient number, since it is larger than the sum of its proper divisors (1).

36969923 is an equidigital number, since it uses as much as digits as its factorization.

36969923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 472392, while the sum is 47.

The square root of 36969923 is about 6080.2897134923. The cubic root of 36969923 is about 333.1318694837.

The spelling of 36969923 in words is "thirty-six million, nine hundred sixty-nine thousand, nine hundred twenty-three".