349374530 has 32 divisors (see below), whose sum is σ = 649999728. Its totient is φ = 135116800.

The previous prime is 349374517. The next prime is 349374541. The reversal of 349374530 is 35473943.

It can be written as a sum of positive squares in 8 ways, for example, as 4566769 + 344807761 = 2137^2 + 18569^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42560 + ... + 50100.

Almost surely, 2^349374530 is an apocalyptic number.

349374530 is a deficient number, since it is larger than the sum of its proper divisors (300625198).

349374530 is a wasteful number, since it uses less digits than its factorization.

349374530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7702.

The product of its (nonzero) digits is 136080, while the sum is 38.

The square root of 349374530 is about 18691.5630700057. The cubic root of 349374530 is about 704.3098253726.

The spelling of 349374530 in words is "three hundred forty-nine million, three hundred seventy-four thousand, five hundred thirty".