344074136 has 32 divisors (see below), whose sum is σ = 737959680. Its totient is φ = 147328800.

The previous prime is 344074123. The next prime is 344074139. The reversal of 344074136 is 631470443.

It is a super-2 number, since 2×344074136² = 236774022128292992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344074139) 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 7 ways as a sum of consecutive naturals, for example, 86021 + ... + 89931.

It is an arithmetic number, because the mean of its divisors is an integer number (23061240).

Almost surely, 2^344074136 is an apocalyptic number.

It is an amenable number.

344074136 is an abundant number, since it is smaller than the sum of its proper divisors (393885544).

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

344074136 is a wasteful number, since it uses less digits than its factorization.

344074136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5495 (or 5491 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 344074136 is about 18549.2354559427. The cubic root of 344074136 is about 700.7299433298.

The spelling of 344074136 in words is "three hundred forty-four million, seventy-four thousand, one hundred thirty-six".