232401653 has 16 divisors (see below), whose sum is σ = 260874432. Its totient is φ = 205200000.

The previous prime is 232401641. The next prime is 232401671. The reversal of 232401653 is 356104232.

It is a cyclic number.

It is not a de Polignac number, because 232401653 - 2⁸ = 232401397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232401613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112175 + ... + 114227.

It is an arithmetic number, because the mean of its divisors is an integer number (16304652).

Almost surely, 2^232401653 is an apocalyptic number.

It is an amenable number.

232401653 is a deficient number, since it is larger than the sum of its proper divisors (28472779).

232401653 is a wasteful number, since it uses less digits than its factorization.

232401653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2356.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 232401653 is about 15244.7254156971. The cubic root of 232401653 is about 614.8177599145.

Adding to 232401653 its reverse (356104232), we get a palindrome (588505885).

The spelling of 232401653 in words is "two hundred thirty-two million, four hundred one thousand, six hundred fifty-three".