349020300 has 72 divisors (see below), whose sum is σ = 1023729616. Its totient is φ = 91791360.

The previous prime is 349020299. The next prime is 349020311. The reversal of 349020300 is 3020943.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13932 + ... + 29868.

Almost surely, 2^349020300 is an apocalyptic number.

349020300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 349020300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511864808).

349020300 is an abundant number, since it is smaller than the sum of its proper divisors (674709316).

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

349020300 is a wasteful number, since it uses less digits than its factorization.

349020300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16027 (or 16020 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 349020300 is about 18682.0850014124. The cubic root of 349020300 is about 704.0717121981.

The spelling of 349020300 in words is "three hundred forty-nine million, twenty thousand, three hundred".