136842382 has 4 divisors (see below), whose sum is σ = 205263576. Its totient is φ = 68421190.

The previous prime is 136842371. The next prime is 136842397. The reversal of 136842382 is 283248631.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×136842382² = 37451675022867848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34210594 + ... + 34210597.

It is an arithmetic number, because the mean of its divisors is an integer number (51315894).

Almost surely, 2^136842382 is an apocalyptic number.

136842382 is a deficient number, since it is larger than the sum of its proper divisors (68421194).

136842382 is an equidigital number, since it uses as much as digits as its factorization.

136842382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68421193.

The product of its digits is 55296, while the sum is 37.

The square root of 136842382 is about 11697.9648657363. The cubic root of 136842382 is about 515.3158988151.

The spelling of 136842382 in words is "one hundred thirty-six million, eight hundred forty-two thousand, three hundred eighty-two".