349685184 has 112 divisors (see below), whose sum is σ = 955588640. Its totient is φ = 112803840.

The previous prime is 349685179. The next prime is 349685197. The reversal of 349685184 is 481586943.

It is a super-2 number, since 2×349685184² = 244559455818227712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 854772 + ... + 855180.

Almost surely, 2^349685184 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 349685184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (477794320).

349685184 is an abundant number, since it is smaller than the sum of its proper divisors (605903456).

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

349685184 is a wasteful number, since it uses less digits than its factorization.

349685184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 548 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The square root of 349685184 is about 18699.8712295032. The cubic root of 349685184 is about 704.5185143568.

The spelling of 349685184 in words is "three hundred forty-nine million, six hundred eighty-five thousand, one hundred eighty-four".