36642523 has 2 divisors, whose sum is σ = 36642524. Its totient is φ = 36642522.

The previous prime is 36642511. The next prime is 36642533. The reversal of 36642523 is 32524663.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (32524663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36642523 - 2²⁵ = 3088091 is a prime.

It is not a weakly prime, because it can be changed into another prime (36642503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18321261 + 18321262.

It is an arithmetic number, because the mean of its divisors is an integer number (18321262).

Almost surely, 2^36642523 is an apocalyptic number.

36642523 is a deficient number, since it is larger than the sum of its proper divisors (1).

36642523 is an equidigital number, since it uses as much as digits as its factorization.

36642523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 31.

The square root of 36642523 is about 6053.3067822472. The cubic root of 36642523 is about 332.1455638604.

The spelling of 36642523 in words is "thirty-six million, six hundred forty-two thousand, five hundred twenty-three".