97838525 has 6 divisors (see below), whose sum is σ = 121319802. Its totient is φ = 78270800.

The previous prime is 97838513. The next prime is 97838551. The reversal of 97838525 is 52583879.

It can be written as a sum of positive squares in 3 ways, for example, as 164836 + 97673689 = 406^2 + 9883^2 .

It is not a de Polignac number, because 97838525 - 2⁸ = 97838269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97838525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1956746 + ... + 1956795.

It is an arithmetic number, because the mean of its divisors is an integer number (20219967).

Almost surely, 2^97838525 is an apocalyptic number.

It is an amenable number.

97838525 is a deficient number, since it is larger than the sum of its proper divisors (23481277).

97838525 is a wasteful number, since it uses less digits than its factorization.

97838525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3913551 (or 3913546 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The square root of 97838525 is about 9891.3358551815. The cubic root of 97838525 is about 460.7902688440.

The spelling of 97838525 in words is "ninety-seven million, eight hundred thirty-eight thousand, five hundred twenty-five".