343456425 has 72 divisors (see below), whose sum is σ = 685503000. Its totient is φ = 163215360.

The previous prime is 343456361. The next prime is 343456427. The reversal of 343456425 is 524654343.

343456425 is a `hidden beast` number, since 3 + 4 + 3 + 4 + 5 + 642 + 5 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 194518809 + 148937616 = 13947^2 + 12204^2 .

It is not a de Polignac number, because 343456425 - 2⁶ = 343456361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343456425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343456427) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 82801 + ... + 86849.

It is an arithmetic number, because the mean of its divisors is an integer number (9520875).

Almost surely, 2^343456425 is an apocalyptic number.

It is an amenable number.

343456425 is a deficient number, since it is larger than the sum of its proper divisors (342046575).

343456425 is a wasteful number, since it uses less digits than its factorization.

343456425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107 (or 4099 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 343456425 is about 18532.5773976530. The cubic root of 343456425 is about 700.3103555761.

The spelling of 343456425 in words is "three hundred forty-three million, four hundred fifty-six thousand, four hundred twenty-five".