36919867 has 2 divisors, whose sum is σ = 36919868. Its totient is φ = 36919866.

The previous prime is 36919829. The next prime is 36919877. The reversal of 36919867 is 76891963.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36919867 - 2⁷ = 36919739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36919867.

It is not a weakly prime, because it can be changed into another prime (36919877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18459933 + 18459934.

It is an arithmetic number, because the mean of its divisors is an integer number (18459934).

Almost surely, 2^36919867 is an apocalyptic number.

36919867 is a deficient number, since it is larger than the sum of its proper divisors (1).

36919867 is an equidigital number, since it uses as much as digits as its factorization.

36919867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 49.

The square root of 36919867 is about 6076.1720680047. The cubic root of 36919867 is about 332.9814518913.

The spelling of 36919867 in words is "thirty-six million, nine hundred nineteen thousand, eight hundred sixty-seven".