232440413 has 4 divisors (see below), whose sum is σ = 237846048. Its totient is φ = 227034780.

The previous prime is 232440389. The next prime is 232440419. The reversal of 232440413 is 314044232.

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 a cyclic number.

It is not a de Polignac number, because 232440413 - 2⁸ = 232440157 is a prime.

It is a super-2 number, since 2×232440413² = 108057091191221138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232440419) 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, 2702753 + ... + 2702838.

It is an arithmetic number, because the mean of its divisors is an integer number (59461512).

Almost surely, 2^232440413 is an apocalyptic number.

It is an amenable number.

232440413 is a deficient number, since it is larger than the sum of its proper divisors (5405635).

232440413 is an equidigital number, since it uses as much as digits as its factorization.

232440413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5405634.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 232440413 is about 15245.9966220644. The cubic root of 232440413 is about 614.8519378293.

Adding to 232440413 its reverse (314044232), we get a palindrome (546484645).

The spelling of 232440413 in words is "two hundred thirty-two million, four hundred forty thousand, four hundred thirteen".