136612646 has 32 divisors (see below), whose sum is σ = 221719680. Its totient is φ = 62899200.

The previous prime is 136612633. The next prime is 136612667. The reversal of 136612646 is 646216631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486026 + ... + 486306.

It is an arithmetic number, because the mean of its divisors is an integer number (6928740).

Almost surely, 2^136612646 is an apocalyptic number.

136612646 is a deficient number, since it is larger than the sum of its proper divisors (85107034).

136612646 is a wasteful number, since it uses less digits than its factorization.

136612646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560.

The product of its digits is 31104, while the sum is 35.

The square root of 136612646 is about 11688.1412551355. The cubic root of 136612646 is about 515.0273602205.

The spelling of 136612646 in words is "one hundred thirty-six million, six hundred twelve thousand, six hundred forty-six".