343252404 has 240 divisors, whose sum is σ = 1066000320. Its totient is φ = 95178240.

The previous prime is 343252379. The next prime is 343252417. The reversal of 343252404 is 404252343.

343252404 is a `hidden beast` number, since 3 + 4 + 3 + 252 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2505424 + ... + 2505560.

It is an arithmetic number, because the mean of its divisors is an integer number (4441668).

Almost surely, 2^343252404 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 343252404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (533000160).

343252404 is an abundant number, since it is smaller than the sum of its proper divisors (722747916).

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

343252404 is a wasteful number, since it uses less digits than its factorization.

343252404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 343252404 is about 18527.0721917954. The cubic root of 343252404 is about 700.1716613013.

The spelling of 343252404 in words is "three hundred forty-three million, two hundred fifty-two thousand, four hundred four".