344691136 has 28 divisors (see below), whose sum is σ = 690285640. Its totient is φ = 170760960.

The previous prime is 344691131. The next prime is 344691143. The reversal of 344691136 is 631196443.

It is a junction number, because it is equal to n+sod(n) for n = 344691095 and 344691104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344691131) by changing a digit.

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, 17730 + ... + 31681.

Almost surely, 2^344691136 is an apocalyptic number.

It is an amenable number.

344691136 is an abundant number, since it is smaller than the sum of its proper divisors (345594504).

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

344691136 is a wasteful number, since it uses less digits than its factorization.

344691136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49532 (or 49522 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 344691136 is about 18565.8594199137. The cubic root of 344691136 is about 701.1485471074.

The spelling of 344691136 in words is "three hundred forty-four million, six hundred ninety-one thousand, one hundred thirty-six".