342432253 has 4 divisors (see below), whose sum is σ = 342615420. Its totient is φ = 342249088.

The previous prime is 342432179. The next prime is 342432281. The reversal of 342432253 is 352234243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 140707044 + 201725209 = 11862^2 + 14203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342432253 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 (342432053) 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, 88750 + ... + 92527.

It is an arithmetic number, because the mean of its divisors is an integer number (85653855).

Almost surely, 2^342432253 is an apocalyptic number.

It is an amenable number.

342432253 is a deficient number, since it is larger than the sum of its proper divisors (183167).

342432253 is a wasteful number, since it uses less digits than its factorization.

342432253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183166.

The product of its digits is 17280, while the sum is 28.

The square root of 342432253 is about 18504.9251011724. The cubic root of 342432253 is about 699.6135642580.

Adding to 342432253 its reverse (352234243), we get a palindrome (694666496).

The spelling of 342432253 in words is "three hundred forty-two million, four hundred thirty-two thousand, two hundred fifty-three".