343900398 has 8 divisors (see below), whose sum is σ = 687800808. Its totient is φ = 114633464.

The previous prime is 343900397. The next prime is 343900441. The reversal of 343900398 is 893009343.

It is a sphenic number, since it is the product of 3 distinct primes.

343900398 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343900397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28658361 + ... + 28658372.

It is an arithmetic number, because the mean of its divisors is an integer number (85975101).

Almost surely, 2^343900398 is an apocalyptic number.

343900398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

343900398 is a wasteful number, since it uses less digits than its factorization.

343900398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57316738.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 343900398 is about 18544.5517066334. The cubic root of 343900398 is about 700.6119804616.

The spelling of 343900398 in words is "three hundred forty-three million, nine hundred thousand, three hundred ninety-eight".