343561401 has 24 divisors (see below), whose sum is σ = 523471520. Its totient is φ = 216530496.

The previous prime is 343561397. The next prime is 343561411. The reversal of 343561401 is 104165343.

343561401 is a `hidden beast` number, since 3 + 43 + 5 + 614 + 0 + 1 = 666.

It is not a de Polignac number, because 343561401 - 2² = 343561397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343561411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91701 + ... + 95373.

Almost surely, 2^343561401 is an apocalyptic number.

It is an amenable number.

343561401 is a deficient number, since it is larger than the sum of its proper divisors (179910119).

343561401 is a wasteful number, since it uses less digits than its factorization.

343561401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245 (or 4242 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 343561401 is about 18535.4093831240. The cubic root of 343561401 is about 700.3816972718.

The spelling of 343561401 in words is "three hundred forty-three million, five hundred sixty-one thousand, four hundred one".