242323523 has 12 divisors (see below), whose sum is σ = 266326488. Its totient is φ = 220334400.

The previous prime is 242323519. The next prime is 242323547. The reversal of 242323523 is 325323242.

It is not a de Polignac number, because 242323523 - 2² = 242323519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242323492 and 242323501.

It is not an unprimeable number, because it can be changed into a prime (242323723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 623 + ... + 22023.

It is an arithmetic number, because the mean of its divisors is an integer number (22193874).

Almost surely, 2^242323523 is an apocalyptic number.

242323523 is a deficient number, since it is larger than the sum of its proper divisors (24002965).

242323523 is a wasteful number, since it uses less digits than its factorization.

242323523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21494 (or 21481 counting only the distinct ones).

The product of its digits is 8640, while the sum is 26.

The square root of 242323523 is about 15566.7441361384. The cubic root of 242323523 is about 623.4455433618.

Adding to 242323523 its reverse (325323242), we get a palindrome (567646765).

The spelling of 242323523 in words is "two hundred forty-two million, three hundred twenty-three thousand, five hundred twenty-three".