343406252 has 48 divisors (see below), whose sum is σ = 704191488. Its totient is φ = 143475840.

The previous prime is 343406131. The next prime is 343406267. The reversal of 343406252 is 252604343.

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, 601127 + ... + 601697.

It is an arithmetic number, because the mean of its divisors is an integer number (14670656).

Almost surely, 2^343406252 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 343406252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352095744).

343406252 is an abundant number, since it is smaller than the sum of its proper divisors (360785236).

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

343406252 is a wasteful number, since it uses less digits than its factorization.

343406252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086 (or 1084 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 343406252 is about 18531.2237048717. The cubic root of 343406252 is about 700.2762528681.

The spelling of 343406252 in words is "three hundred forty-three million, four hundred six thousand, two hundred fifty-two".