342444136 has 32 divisors (see below), whose sum is σ = 664319880. Its totient is φ = 165376000.

The previous prime is 342444133. The next prime is 342444173. The reversal of 342444136 is 631444243.

It can be written as a sum of positive squares in 4 ways, for example, as 210424036 + 132020100 = 14506^2 + 11490^2 .

It is a junction number, because it is equal to n+sod(n) for n = 342444098 and 342444107.

It is not an unprimeable number, because it can be changed into a prime (342444133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27960 + ... + 38296.

Almost surely, 2^342444136 is an apocalyptic number.

It is an amenable number.

342444136 is a deficient number, since it is larger than the sum of its proper divisors (321875744).

342444136 is a wasteful number, since it uses less digits than its factorization.

342444136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10485 (or 10481 counting only the distinct ones).

The product of its digits is 27648, while the sum is 31.

The square root of 342444136 is about 18505.2461750715. The cubic root of 342444136 is about 699.6216567705.

Adding to 342444136 its reverse (631444243), we get a palindrome (973888379).

The spelling of 342444136 in words is "three hundred forty-two million, four hundred forty-four thousand, one hundred thirty-six".