342440522 has 8 divisors (see below), whose sum is σ = 513750276. Its totient is φ = 171190432.

The previous prime is 342440507. The next prime is 342440563. The reversal of 342440522 is 225044243.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 269320921 + 73119601 = 16411^2 + 8551^2 .

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

It is a super-2 number, since 2×342440522² = 234531022215264968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 342440491 and 342440500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4478 + ... + 26550.

Almost surely, 2^342440522 is an apocalyptic number.

342440522 is a deficient number, since it is larger than the sum of its proper divisors (171309754).

342440522 is a wasteful number, since it uses less digits than its factorization.

342440522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29832.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 342440522 is about 18505.1485268290. The cubic root of 342440522 is about 699.6191955987.

Adding to 342440522 its reverse (225044243), we get a palindrome (567484765).

The spelling of 342440522 in words is "three hundred forty-two million, four hundred forty thousand, five hundred twenty-two".