136306402 has 16 divisors (see below), whose sum is σ = 209200320. Its totient is φ = 66587248.

The previous prime is 136306381. The next prime is 136306447. The reversal of 136306402 is 204603631.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16248 + ... + 23164.

It is an arithmetic number, because the mean of its divisors is an integer number (13075020).

Almost surely, 2^136306402 is an apocalyptic number.

136306402 is a deficient number, since it is larger than the sum of its proper divisors (72893918).

136306402 is a wasteful number, since it uses less digits than its factorization.

136306402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7145.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 136306402 is about 11675.0332761838. The cubic root of 136306402 is about 514.6422273967.

The spelling of 136306402 in words is "one hundred thirty-six million, three hundred six thousand, four hundred two".