136432838 has 8 divisors (see below), whose sum is σ = 210180432. Its totient is φ = 66372696.

The previous prime is 136432781. The next prime is 136432847. The reversal of 136432838 is 838234631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×136432838² = 37227838569468488, 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921770 + ... + 921917.

It is an arithmetic number, because the mean of its divisors is an integer number (26272554).

Almost surely, 2^136432838 is an apocalyptic number.

136432838 is a deficient number, since it is larger than the sum of its proper divisors (73747594).

136432838 is a wasteful number, since it uses less digits than its factorization.

136432838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843726.

The product of its digits is 82944, while the sum is 38.

The square root of 136432838 is about 11680.4468236451. The cubic root of 136432838 is about 514.8013033093.

The spelling of 136432838 in words is "one hundred thirty-six million, four hundred thirty-two thousand, eight hundred thirty-eight".