342443252 has 12 divisors (see below), whose sum is σ = 619940580. Its totient is φ = 165317376.

The previous prime is 342443237. The next prime is 342443261. The reversal of 342443252 is 252344243.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195888016 + 146555236 = 13996^2 + 12106^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

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, 1475933 + ... + 1476164.

It is an arithmetic number, because the mean of its divisors is an integer number (51661715).

Almost surely, 2^342443252 is an apocalyptic number.

It is an amenable number.

342443252 is a deficient number, since it is larger than the sum of its proper divisors (277497328).

342443252 is a wasteful number, since it uses less digits than its factorization.

342443252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952130 (or 2952128 counting only the distinct ones).

The product of its digits is 23040, while the sum is 29.

The square root of 342443252 is about 18505.2222899375. Note that the first 4 decimals coincide. The cubic root of 342443252 is about 699.6210547588.

Adding to 342443252 its reverse (252344243), we get a palindrome (594787495).

Subtracting from 342443252 its reverse (252344243), we obtain a palindrome (90099009).

The spelling of 342443252 in words is "three hundred forty-two million, four hundred forty-three thousand, two hundred fifty-two".