342222523 has 4 divisors (see below), whose sum is σ = 342300168. Its totient is φ = 342144880.

The previous prime is 342222511. The next prime is 342222539. The reversal of 342222523 is 325222243.

It is a happy number.

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 342222523 - 2²¹ = 340125371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342222553) 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 3 ways as a sum of consecutive naturals, for example, 31786 + ... + 41167.

It is an arithmetic number, because the mean of its divisors is an integer number (85575042).

Almost surely, 2^342222523 is an apocalyptic number.

342222523 is a deficient number, since it is larger than the sum of its proper divisors (77645).

342222523 is an equidigital number, since it uses as much as digits as its factorization.

342222523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77644.

The product of its digits is 5760, while the sum is 25.

The square root of 342222523 is about 18499.2573634727. The cubic root of 342222523 is about 699.4707039621.

Adding to 342222523 its reverse (325222243), we get a palindrome (667444766).

The spelling of 342222523 in words is "three hundred forty-two million, two hundred twenty-two thousand, five hundred twenty-three".