233475985 has 8 divisors (see below), whose sum is σ = 281206656. Its totient is φ = 186090480.

The previous prime is 233475961. The next prime is 233476021. The reversal of 233475985 is 589574332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 233475985 - 2⁵ = 233475953 is a prime.

It is a super-2 number, since 2×233475985² = 109022071143440450, which contains 22 as substring.

It is a Duffinian 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, 84799 + ... + 87508.

It is an arithmetic number, because the mean of its divisors is an integer number (35150832).

Almost surely, 2^233475985 is an apocalyptic number.

It is an amenable number.

233475985 is a deficient number, since it is larger than the sum of its proper divisors (47730671).

233475985 is a wasteful number, since it uses less digits than its factorization.

233475985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172583.

The product of its digits is 907200, while the sum is 46.

The square root of 233475985 is about 15279.9209749265. The cubic root of 233475985 is about 615.7636843371.

The spelling of 233475985 in words is "two hundred thirty-three million, four hundred seventy-five thousand, nine hundred eighty-five".