349171530 has 16 divisors (see below), whose sum is σ = 838011744. Its totient is φ = 93112400.

The previous prime is 349171523. The next prime is 349171573. The reversal of 349171530 is 35171943.

It is a junction number, because it is equal to n+sod(n) for n = 349171491 and 349171500.

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, 5819496 + ... + 5819555.

It is an arithmetic number, because the mean of its divisors is an integer number (52375734).

Almost surely, 2^349171530 is an apocalyptic number.

349171530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

349171530 is an abundant number, since it is smaller than the sum of its proper divisors (488840214).

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

349171530 is a wasteful number, since it uses less digits than its factorization.

349171530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11639061.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 349171530 is about 18686.1320235088. The cubic root of 349171530 is about 704.1733886049.

The spelling of 349171530 in words is "three hundred forty-nine million, one hundred seventy-one thousand, five hundred thirty".