349390024 has 16 divisors (see below), whose sum is σ = 657921420. Its totient is φ = 173944320.

The previous prime is 349390021. The next prime is 349390039. The reversal of 349390024 is 420093943.

It can be written as a sum of positive squares in 2 ways, for example, as 337897924 + 11492100 = 18382^2 + 3390^2 .

It is not an unprimeable number, because it can be changed into a prime (349390021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91857 + ... + 95584.

Almost surely, 2^349390024 is an apocalyptic number.

It is an amenable number.

349390024 is a deficient number, since it is larger than the sum of its proper divisors (308531396).

349390024 is a wasteful number, since it uses less digits than its factorization.

349390024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187680 (or 187676 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 349390024 is about 18691.9775304808. The cubic root of 349390024 is about 704.3202367547.

The spelling of 349390024 in words is "three hundred forty-nine million, three hundred ninety thousand, twenty-four".