233421830 has 16 divisors (see below), whose sum is σ = 422014320. Its totient is φ = 92956512.

The previous prime is 233421829. The next prime is 233421893. The reversal of 233421830 is 38124332.

It is a self number, because there is not a number n which added to its sum of digits gives 233421830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49145 + ... + 53684.

It is an arithmetic number, because the mean of its divisors is an integer number (26375895).

Almost surely, 2^233421830 is an apocalyptic number.

233421830 is a deficient number, since it is larger than the sum of its proper divisors (188592490).

233421830 is a wasteful number, since it uses less digits than its factorization.

233421830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103063.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 233421830 is about 15278.1487752934. The cubic root of 233421830 is about 615.7160716445.

The spelling of 233421830 in words is "two hundred thirty-three million, four hundred twenty-one thousand, eight hundred thirty".