343520204 has 6 divisors (see below), whose sum is σ = 601160364. Its totient is φ = 171760100.

The previous prime is 343520201. The next prime is 343520213. The reversal of 343520204 is 402025343.

It is a super-2 number, since 2×343520204² = 236012261112403232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 343520204.

It is not an unprimeable number, because it can be changed into a prime (343520201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42940022 + ... + 42940029.

It is an arithmetic number, because the mean of its divisors is an integer number (100193394).

Almost surely, 2^343520204 is an apocalyptic number.

It is an amenable number.

343520204 is a deficient number, since it is larger than the sum of its proper divisors (257640160).

343520204 is a wasteful number, since it uses less digits than its factorization.

343520204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85880055 (or 85880053 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 343520204 is about 18534.2980444364. The cubic root of 343520204 is about 700.3537015209.

Adding to 343520204 its reverse (402025343), we get a palindrome (745545547).

The spelling of 343520204 in words is "three hundred forty-three million, five hundred twenty thousand, two hundred four".