234021253 has 8 divisors (see below), whose sum is σ = 236815488. Its totient is φ = 231237264.

The previous prime is 234021247. The next prime is 234021257. The reversal of 234021253 is 352120432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234021253 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 (234021257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49551 + ... + 54067.

It is an arithmetic number, because the mean of its divisors is an integer number (29601936).

Almost surely, 2^234021253 is an apocalyptic number.

It is an amenable number.

234021253 is a deficient number, since it is larger than the sum of its proper divisors (2794235).

234021253 is a wasteful number, since it uses less digits than its factorization.

234021253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5123.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 234021253 is about 15297.7532010423. The cubic root of 234021253 is about 616.2426703483.

Adding to 234021253 its reverse (352120432), we get a palindrome (586141685).

The spelling of 234021253 in words is "two hundred thirty-four million, twenty-one thousand, two hundred fifty-three".