1344678904 has 8 divisors (see below), whose sum is σ = 2521272960. Its totient is φ = 672339448.

The previous prime is 1344678899. The next prime is 1344678917. The reversal of 1344678904 is 4098764431.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1344678904² = 3616322709725282432, which contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 84042424 + ... + 84042439.

It is an arithmetic number, because the mean of its divisors is an integer number (315159120).

Almost surely, 2^1344678904 is an apocalyptic number.

It is an amenable number.

1344678904 is a deficient number, since it is larger than the sum of its proper divisors (1176594056).

1344678904 is a wasteful number, since it uses less digits than its factorization.

1344678904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168084869 (or 168084865 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 1344678904 is about 36669.8637030464. The cubic root of 1344678904 is about 1103.7554571959.

The spelling of 1344678904 in words is "one billion, three hundred forty-four million, six hundred seventy-eight thousand, nine hundred four".