343485904 has 10 divisors (see below), whose sum is σ = 665503970. Its totient is φ = 171742944.

The previous prime is 343485899. The next prime is 343485907. The reversal of 343485904 is 409584343.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 299290000 + 44195904 = 17300^2 + 6648^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343485907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10733919 + ... + 10733950.

It is an arithmetic number, because the mean of its divisors is an integer number (66550397).

Almost surely, 2^343485904 is an apocalyptic number.

It is an amenable number.

343485904 is a deficient number, since it is larger than the sum of its proper divisors (322018066).

343485904 is a wasteful number, since it uses less digits than its factorization.

343485904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21467877 (or 21467871 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 343485904 is about 18533.3727097903. The cubic root of 343485904 is about 700.3303909740.

The spelling of 343485904 in words is "three hundred forty-three million, four hundred eighty-five thousand, nine hundred four".