346465889 has 32 divisors (see below), whose sum is σ = 449003520. Its totient is φ = 259444800.

The previous prime is 346465883. The next prime is 346465901. The reversal of 346465889 is 988564643.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346465889 is a prime.

It is a super-2 number, since 2×346465889² = 240077224481120642, 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 346465889.

It is not an unprimeable number, because it can be changed into a prime (346465883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412532 + ... + 413370.

It is an arithmetic number, because the mean of its divisors is an integer number (14031360).

Almost surely, 2^346465889 is an apocalyptic number.

It is an amenable number.

346465889 is a deficient number, since it is larger than the sum of its proper divisors (102537631).

346465889 is a wasteful number, since it uses less digits than its factorization.

346465889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061.

The product of its digits is 4976640, while the sum is 53.

The square root of 346465889 is about 18613.5941988644. The cubic root of 346465889 is about 702.3498505102.

The spelling of 346465889 in words is "three hundred forty-six million, four hundred sixty-five thousand, eight hundred eighty-nine".