349302672 has 80 divisors (see below), whose sum is σ = 1061628480. Its totient is φ = 109582848.

The previous prime is 349302671. The next prime is 349302703. The reversal of 349302672 is 276203943.

It is a happy number.

349302672 is a `hidden beast` number, since 349 + 302 + 6 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (349302671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16438 + ... + 31125.

It is an arithmetic number, because the mean of its divisors is an integer number (13270356).

Almost surely, 2^349302672 is an apocalyptic number.

It is an amenable number.

349302672 is an abundant number, since it is smaller than the sum of its proper divisors (712325808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349302672 is a wasteful number, since it uses less digits than its factorization.

349302672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47597 (or 47585 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 349302672 is about 18689.6407670132. The cubic root of 349302672 is about 704.2615354896.

The spelling of 349302672 in words is "three hundred forty-nine million, three hundred two thousand, six hundred seventy-two".