349334380 has 24 divisors (see below), whose sum is σ = 772213680. Its totient is φ = 132379200.

The previous prime is 349334371. The next prime is 349334393. The reversal of 349334380 is 83433943.

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, 459271 + ... + 460030.

It is an arithmetic number, because the mean of its divisors is an integer number (32175570).

Almost surely, 2^349334380 is an apocalyptic number.

It is an amenable number.

349334380 is an abundant number, since it is smaller than the sum of its proper divisors (422879300).

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

349334380 is a wasteful number, since it uses less digits than its factorization.

349334380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919329 (or 919327 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 37.

The square root of 349334380 is about 18690.4890251700. The cubic root of 349334380 is about 704.2828446587.

It can be divided in two parts, 3493 and 34380, that added together give a palindrome (37873).

The spelling of 349334380 in words is "three hundred forty-nine million, three hundred thirty-four thousand, three hundred eighty".