67997125 has 16 divisors (see below), whose sum is σ = 96984576. Its totient is φ = 46626000.

The previous prime is 67997119. The next prime is 67997159. The reversal of 67997125 is 52179976.

It is a happy number.

It is not a de Polignac number, because 67997125 - 2⁷ = 67996997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37981 + ... + 39730.

It is an arithmetic number, because the mean of its divisors is an integer number (6061536).

Almost surely, 2^67997125 is an apocalyptic number.

It is an amenable number.

67997125 is a deficient number, since it is larger than the sum of its proper divisors (28987451).

67997125 is an equidigital number, since it uses as much as digits as its factorization.

67997125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77733 (or 77723 counting only the distinct ones).

The product of its digits is 238140, while the sum is 46.

The square root of 67997125 is about 8246.0369269122. The cubic root of 67997125 is about 408.1597577781.

It can be divided in two parts, 6799 and 7125, that added together give a square (13924 = 118²).

The spelling of 67997125 in words is "sixty-seven million, nine hundred ninety-seven thousand, one hundred twenty-five".