36870623 has 2 divisors, whose sum is σ = 36870624. Its totient is φ = 36870622.

The previous prime is 36870593. The next prime is 36870641. The reversal of 36870623 is 32607863.

It is a strong prime.

It is an emirp because it is prime and its reverse (32607863) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36870623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36870683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18435311 + 18435312.

It is an arithmetic number, because the mean of its divisors is an integer number (18435312).

Almost surely, 2^36870623 is an apocalyptic number.

36870623 is a deficient number, since it is larger than the sum of its proper divisors (1).

36870623 is an equidigital number, since it uses as much as digits as its factorization.

36870623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 36870623 is about 6072.1184935737. The cubic root of 36870623 is about 332.8333416221.

The spelling of 36870623 in words is "thirty-six million, eight hundred seventy thousand, six hundred twenty-three".