349353500 has 48 divisors (see below), whose sum is σ = 780780000. Its totient is φ = 136483200.

The previous prime is 349353439. The next prime is 349353523. The reversal of 349353500 is 5353943.

It is a congruent number.

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, 13376 + ... + 29624.

It is an arithmetic number, because the mean of its divisors is an integer number (16266250).

Almost surely, 2^349353500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 349353500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390390000).

349353500 is an abundant number, since it is smaller than the sum of its proper divisors (431426500).

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

349353500 is a wasteful number, since it uses less digits than its factorization.

349353500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16311 (or 16299 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 32.

The square root of 349353500 is about 18691.0005082660. Note that the first 3 decimals coincide. The cubic root of 349353500 is about 704.2956935155.

The spelling of 349353500 in words is "three hundred forty-nine million, three hundred fifty-three thousand, five hundred".