136404334 has 16 divisors (see below), whose sum is σ = 225186480. Its totient is φ = 61452160.

The previous prime is 136404263. The next prime is 136404341. The reversal of 136404334 is 433404631.

It is a super-2 number, since 2×136404334² = 37212284667967112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24949 + ... + 29920.

It is an arithmetic number, because the mean of its divisors is an integer number (14074155).

Almost surely, 2^136404334 is an apocalyptic number.

136404334 is a deficient number, since it is larger than the sum of its proper divisors (88782146).

136404334 is a wasteful number, since it uses less digits than its factorization.

136404334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54995.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 136404334 is about 11679.2266011068. The cubic root of 136404334 is about 514.7654494817.

Adding to 136404334 its reverse (433404631), we get a palindrome (569808965).

The spelling of 136404334 in words is "one hundred thirty-six million, four hundred four thousand, three hundred thirty-four".