1344640174 has 16 divisors (see below), whose sum is σ = 2047770720. Its totient is φ = 662072320.

The previous prime is 1344640163. The next prime is 1344640181. The reversal of 1344640174 is 4710464431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126822 + ... + 137014.

It is an arithmetic number, because the mean of its divisors is an integer number (127985670).

Almost surely, 2^1344640174 is an apocalyptic number.

1344640174 is a deficient number, since it is larger than the sum of its proper divisors (703130546).

1344640174 is a wasteful number, since it uses less digits than its factorization.

1344640174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11195.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 1344640174 is about 36669.3356089253. The cubic root of 1344640174 is about 1103.7448601532.

The spelling of 1344640174 in words is "one billion, three hundred forty-four million, six hundred forty thousand, one hundred seventy-four".