343661025 has 12 divisors (see below), whose sum is σ = 568186352. Its totient is φ = 183285840.

The previous prime is 343660997. The next prime is 343661027. The reversal of 343661025 is 520166343.

It is not a de Polignac number, because 343661025 - 2¹⁰ = 343660001 is a prime.

It is a super-3 number, since 3×343661025³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343660983 and 343661001.

It is not an unprimeable number, because it can be changed into a prime (343661027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2290999 + ... + 2291148.

Almost surely, 2^343661025 is an apocalyptic number.

It is an amenable number.

343661025 is a deficient number, since it is larger than the sum of its proper divisors (224525327).

343661025 is a wasteful number, since it uses less digits than its factorization.

343661025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4582160 (or 4582155 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 343661025 is about 18538.0965851406. The cubic root of 343661025 is about 700.4493883092.

The spelling of 343661025 in words is "three hundred forty-three million, six hundred sixty-one thousand, twenty-five".