349802146 has 8 divisors (see below), whose sum is σ = 529517340. Its totient is φ = 173296368.

The previous prime is 349802137. The next prime is 349802177. The reversal of 349802146 is 641208943.

It can be written as a sum of positive squares in 2 ways, for example, as 320803921 + 28998225 = 17911^2 + 5385^2 .

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, 802081 + ... + 802516.

Almost surely, 2^349802146 is an apocalyptic number.

349802146 is a deficient number, since it is larger than the sum of its proper divisors (179715194).

349802146 is a wasteful number, since it uses less digits than its factorization.

349802146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1604708.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 349802146 is about 18702.9983157781. The cubic root of 349802146 is about 704.5970542480.

The spelling of 349802146 in words is "three hundred forty-nine million, eight hundred two thousand, one hundred forty-six".