136764586 has 12 divisors (see below), whose sum is σ = 238640418. Its totient is φ = 58613352.

The previous prime is 136764583. The next prime is 136764599. The reversal of 136764586 is 685467631.

It can be written as a sum of positive squares in only one way, i.e., 98386561 + 38378025 = 9919^2 + 6195^2 .

It is not an unprimeable number, because it can be changed into a prime (136764581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 697681 + ... + 697876.

Almost surely, 2^136764586 is an apocalyptic number.

136764586 is a deficient number, since it is larger than the sum of its proper divisors (101875832).

136764586 is a wasteful number, since it uses less digits than its factorization.

136764586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395573 (or 1395566 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 136764586 is about 11694.6391992229. The cubic root of 136764586 is about 515.2182265527.

The spelling of 136764586 in words is "one hundred thirty-six million, seven hundred sixty-four thousand, five hundred eighty-six".