349624648 has 16 divisors (see below), whose sum is σ = 655892460. Its totient is φ = 174720000.

The previous prime is 349624637. The next prime is 349624657. The reversal of 349624648 is 846426943.

It can be written as a sum of positive squares in 2 ways, for example, as 334085284 + 15539364 = 18278^2 + 3942^2 .

It is a junction number, because it is equal to n+sod(n) for n = 349624598 and 349624607.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6148 + ... + 27148.

Almost surely, 2^349624648 is an apocalyptic number.

It is an amenable number.

349624648 is a deficient number, since it is larger than the sum of its proper divisors (306267812).

349624648 is a wasteful number, since it uses less digits than its factorization.

349624648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23088 (or 23084 counting only the distinct ones).

The product of its digits is 995328, while the sum is 46.

The square root of 349624648 is about 18698.2525386732. The cubic root of 349624648 is about 704.4778576022.

The spelling of 349624648 in words is "three hundred forty-nine million, six hundred twenty-four thousand, six hundred forty-eight".