232934821 has 4 divisors (see below), whose sum is σ = 266211232. Its totient is φ = 199658412.

The previous prime is 232934803. The next prime is 232934839. The reversal of 232934821 is 128439232.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (232934803) and next prime (232934839).

It is a cyclic number.

It is not a de Polignac number, because 232934821 - 2¹¹ = 232932773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232934521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16638195 + ... + 16638208.

It is an arithmetic number, because the mean of its divisors is an integer number (66552808).

Almost surely, 2^232934821 is an apocalyptic number.

It is an amenable number.

232934821 is a deficient number, since it is larger than the sum of its proper divisors (33276411).

232934821 is an equidigital number, since it uses as much as digits as its factorization.

232934821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33276410.

The product of its digits is 20736, while the sum is 34.

The square root of 232934821 is about 15262.2023640102. The cubic root of 232934821 is about 615.2875655196.

The spelling of 232934821 in words is "two hundred thirty-two million, nine hundred thirty-four thousand, eight hundred twenty-one".