233530425 has 96 divisors (see below), whose sum is σ = 458304000. Its totient is φ = 116251200.

The previous prime is 233530403. The next prime is 233530441. The reversal of 233530425 is 524035332.

233530425 is a `hidden beast` number, since 2 + 335 + 304 + 25 = 666.

It is not a de Polignac number, because 233530425 - 2⁶ = 233530361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1680006 + ... + 1680144.

It is an arithmetic number, because the mean of its divisors is an integer number (4774000).

Almost surely, 2^233530425 is an apocalyptic number.

233530425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

233530425 is a deficient number, since it is larger than the sum of its proper divisors (224773575).

233530425 is a wasteful number, since it uses less digits than its factorization.

233530425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 233530425 is about 15281.7022939200. The cubic root of 233530425 is about 615.8115401795.

Adding to 233530425 its reverse (524035332), we get a palindrome (757565757).

The spelling of 233530425 in words is "two hundred thirty-three million, five hundred thirty thousand, four hundred twenty-five".