347894424 has 96 divisors (see below), whose sum is σ = 990509520. Its totient is φ = 110170368.

The previous prime is 347894419. The next prime is 347894453. The reversal of 347894424 is 424498743.

It is a self number, because there is not a number n which added to its sum of digits gives 347894424.

It is a congruent number.

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, 113034 + ... + 116070.

Almost surely, 2^347894424 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 347894424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495254760).

347894424 is an abundant number, since it is smaller than the sum of its proper divisors (642615096).

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

347894424 is a wasteful number, since it uses less digits than its factorization.

347894424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129 (or 3122 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The square root of 347894424 is about 18651.9281576999. The cubic root of 347894424 is about 703.3138275901.

The spelling of 347894424 in words is "three hundred forty-seven million, eight hundred ninety-four thousand, four hundred twenty-four".