324890643 has 16 divisors (see below), whose sum is σ = 540078336. Its totient is φ = 168774240.

The previous prime is 324890623. The next prime is 324890653. The reversal of 324890643 is 346098423.

It is not a de Polignac number, because 324890643 - 2¹⁰ = 324889619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (324890623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 702996 + ... + 703457.

It is an arithmetic number, because the mean of its divisors is an integer number (33754896).

Almost surely, 2^324890643 is an apocalyptic number.

324890643 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

324890643 is a deficient number, since it is larger than the sum of its proper divisors (215187693).

324890643 is a wasteful number, since it uses less digits than its factorization.

324890643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406474.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 324890643 is about 18024.7231046693. The cubic root of 324890643 is about 687.4573103190.

The spelling of 324890643 in words is "three hundred twenty-four million, eight hundred ninety thousand, six hundred forty-three".