348313644 has 72 divisors (see below), whose sum is σ = 1038722048. Its totient is φ = 96305760.

The previous prime is 348313627. The next prime is 348313657. The reversal of 348313644 is 446313843.

It is a happy number.

348313644 is a `hidden beast` number, since 3 + 4 + 8 + 3 + 1 + 3 + 644 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 348313599 and 348313608.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14482 + ... + 30105.

Almost surely, 2^348313644 is an apocalyptic number.

It is an amenable number.

348313644 is an abundant number, since it is smaller than the sum of its proper divisors (690408404).

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

348313644 is a wasteful number, since it uses less digits than its factorization.

348313644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44635 (or 44630 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 348313644 is about 18663.1627544744. The cubic root of 348313644 is about 703.5962167777.

The spelling of 348313644 in words is "three hundred forty-eight million, three hundred thirteen thousand, six hundred forty-four".