232530406 has 8 divisors (see below), whose sum is σ = 349649640. Its totient is φ = 115980528.

The previous prime is 232530373. The next prime is 232530413. The reversal of 232530406 is 604035232.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141316 + ... + 142951.

It is an arithmetic number, because the mean of its divisors is an integer number (43706205).

Almost surely, 2^232530406 is an apocalyptic number.

232530406 is a deficient number, since it is larger than the sum of its proper divisors (117119234).

232530406 is a wasteful number, since it uses less digits than its factorization.

232530406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284678.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 232530406 is about 15248.9477013989. The cubic root of 232530406 is about 614.9312774907.

Adding to 232530406 its reverse (604035232), we get a palindrome (836565638).

The spelling of 232530406 in words is "two hundred thirty-two million, five hundred thirty thousand, four hundred six".