136397846 has 32 divisors (see below), whose sum is σ = 239954400. Its totient is φ = 57576960.

The previous prime is 136397839. The next prime is 136397869. The reversal of 136397846 is 648793631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 136397846.

It is a congruent number.

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, 9566 + ... + 19086.

It is an arithmetic number, because the mean of its divisors is an integer number (7498575).

Almost surely, 2^136397846 is an apocalyptic number.

136397846 is a deficient number, since it is larger than the sum of its proper divisors (103556554).

136397846 is a wasteful number, since it uses less digits than its factorization.

136397846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9584.

The product of its digits is 653184, while the sum is 47.

The square root of 136397846 is about 11678.9488396859. The cubic root of 136397846 is about 514.7572878369.

The spelling of 136397846 in words is "one hundred thirty-six million, three hundred ninety-seven thousand, eight hundred forty-six".