349171402 has 8 divisors (see below), whose sum is σ = 524679300. Its totient is φ = 174278304.

The previous prime is 349171399. The next prime is 349171421. The reversal of 349171402 is 204171943.

It can be written as a sum of positive squares in 2 ways, for example, as 292786321 + 56385081 = 17111^2 + 7509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 152277 + ... + 154552.

Almost surely, 2^349171402 is an apocalyptic number.

349171402 is a deficient number, since it is larger than the sum of its proper divisors (175507898).

349171402 is a wasteful number, since it uses less digits than its factorization.

349171402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307400.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 349171402 is about 18686.1285985086. The cubic root of 349171402 is about 704.1733025591.

The spelling of 349171402 in words is "three hundred forty-nine million, one hundred seventy-one thousand, four hundred two".