342722 has 16 divisors (see below), whose sum is σ = 561600. Its totient is φ = 156240.

The previous prime is 342697. The next prime is 342733. The reversal of 342722 is 227243.

It is a happy number.

342722 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 342694 and 342703.

It is a congruent number.

It is an unprimeable number.

342722 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947 + ... + 1257.

It is an arithmetic number, because the mean of its divisors is an integer number (35100).

2³⁴²⁷²² is an apocalyptic number.

342722 is a deficient number, since it is larger than the sum of its proper divisors (218878).

342722 is a wasteful number, since it uses less digits than its factorization.

342722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361.

The product of its digits is 672, while the sum is 20.

The square root of 342722 is about 585.4246322115. The cubic root of 342722 is about 69.9810833238.

Adding to 342722 its reverse (227243), we get a palindrome (569965).

The spelling of 342722 in words is "three hundred forty-two thousand, seven hundred twenty-two", and thus it is an iban number.