349672956 has 24 divisors (see below), whose sum is σ = 851378304. Its totient is φ = 111489840.

The previous prime is 349672943. The next prime is 349672991. The reversal of 349672956 is 659276943.

It is a junction number, because it is equal to n+sod(n) for n = 349672899 and 349672908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633190 + ... + 633741.

It is an arithmetic number, because the mean of its divisors is an integer number (35474096).

Almost surely, 2^349672956 is an apocalyptic number.

It is an amenable number.

349672956 is an abundant number, since it is smaller than the sum of its proper divisors (501705348).

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

349672956 is a wasteful number, since it uses less digits than its factorization.

349672956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266961 (or 1266959 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 51.

The square root of 349672956 is about 18699.5442725217. The cubic root of 349672956 is about 704.5103022532.

The spelling of 349672956 in words is "three hundred forty-nine million, six hundred seventy-two thousand, nine hundred fifty-six".