342311525 has 12 divisors (see below), whose sum is σ = 425142432. Its totient is φ = 273413040.

The previous prime is 342311521. The next prime is 342311549. The reversal of 342311525 is 525113243.

It is a happy number.

It is not a de Polignac number, because 342311525 - 2² = 342311521 is a prime.

It is a super-3 number, since 3×342311525³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342311494 and 342311503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342311521) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5594 + ... + 26756.

It is an arithmetic number, because the mean of its divisors is an integer number (35428536).

Almost surely, 2^342311525 is an apocalyptic number.

It is an amenable number.

342311525 is a deficient number, since it is larger than the sum of its proper divisors (82830907).

342311525 is a wasteful number, since it uses less digits than its factorization.

342311525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21820 (or 21815 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 342311525 is about 18501.6627631140. The cubic root of 342311525 is about 699.5313359499.

Adding to 342311525 its reverse (525113243), we get a palindrome (867424768).

The spelling of 342311525 in words is "three hundred forty-two million, three hundred eleven thousand, five hundred twenty-five".