349287152 has 20 divisors (see below), whose sum is σ = 677047440. Its totient is φ = 174565248.

The previous prime is 349287097. The next prime is 349287161. The reversal of 349287152 is 251782943.

It is a super-2 number, since 2×349287152² = 244003029104542208, which contains 22 as substring.

It is a congruent number.

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, 51749 + ... + 58107.

It is an arithmetic number, because the mean of its divisors is an integer number (33852372).

Almost surely, 2^349287152 is an apocalyptic number.

It is an amenable number.

349287152 is a deficient number, since it is larger than the sum of its proper divisors (327760288).

349287152 is a wasteful number, since it uses less digits than its factorization.

349287152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9800 (or 9794 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 349287152 is about 18689.2255591290. The cubic root of 349287152 is about 704.2511048976.

The spelling of 349287152 in words is "three hundred forty-nine million, two hundred eighty-seven thousand, one hundred fifty-two".