136156746 has 32 divisors (see below), whose sum is σ = 297614016. Its totient is φ = 41184000.

The previous prime is 136156721. The next prime is 136156789. The reversal of 136156746 is 647651631.

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, 42066 + ... + 45186.

It is an arithmetic number, because the mean of its divisors is an integer number (9300438).

Almost surely, 2^136156746 is an apocalyptic number.

136156746 is an abundant number, since it is smaller than the sum of its proper divisors (161457270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136156746 is a wasteful number, since it uses less digits than its factorization.

136156746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798.

The product of its digits is 90720, while the sum is 39.

The square root of 136156746 is about 11668.6222837146. The cubic root of 136156746 is about 514.4538099765.

The spelling of 136156746 in words is "one hundred thirty-six million, one hundred fifty-six thousand, seven hundred forty-six".