349229530 has 16 divisors (see below), whose sum is σ = 676968264. Its totient is φ = 128946240.

The previous prime is 349229509. The next prime is 349229549. The reversal of 349229530 is 35922943.

It can be written as a sum of positive squares in 4 ways, for example, as 110187009 + 239042521 = 10497^2 + 15461^2 .

It is a super-2 number, since 2×349229530² = 243922529248041800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 349229530.

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, 1343061 + ... + 1343320.

Almost surely, 2^349229530 is an apocalyptic number.

349229530 is a deficient number, since it is larger than the sum of its proper divisors (327738734).

349229530 is a wasteful number, since it uses less digits than its factorization.

349229530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686401.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 349229530 is about 18687.6839121385. The cubic root of 349229530 is about 704.2123759334.

The spelling of 349229530 in words is "three hundred forty-nine million, two hundred twenty-nine thousand, five hundred thirty".