234454523 has 4 divisors (see below), whose sum is σ = 240172968. Its totient is φ = 228736080.

The previous prime is 234454513. The next prime is 234454543. The reversal of 234454523 is 325454432.

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

It is a cyclic number.

It is not a de Polignac number, because 234454523 - 2¹⁸ = 234192379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 234454523.

It is not an unprimeable number, because it can be changed into a prime (234454513) 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, 2859161 + ... + 2859242.

It is an arithmetic number, because the mean of its divisors is an integer number (60043242).

Almost surely, 2^234454523 is an apocalyptic number.

234454523 is a deficient number, since it is larger than the sum of its proper divisors (5718445).

234454523 is an equidigital number, since it uses as much as digits as its factorization.

234454523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5718444.

The product of its digits is 57600, while the sum is 32.

The square root of 234454523 is about 15311.9078824293. The cubic root of 234454523 is about 616.6227424603.

Subtracting 234454523 from its reverse (325454432), we obtain a palindrome (90999909).

The spelling of 234454523 in words is "two hundred thirty-four million, four hundred fifty-four thousand, five hundred twenty-three".