67315925 has 6 divisors (see below), whose sum is σ = 83471778. Its totient is φ = 53852720.

The previous prime is 67315877. The next prime is 67315933. The reversal of 67315925 is 52951376.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 9449476 + 57866449 = 3074^2 + 7607^2 .

It is not a de Polignac number, because 67315925 - 2⁶ = 67315861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1346294 + ... + 1346343.

It is an arithmetic number, because the mean of its divisors is an integer number (13911963).

Almost surely, 2^67315925 is an apocalyptic number.

It is an amenable number.

67315925 is a deficient number, since it is larger than the sum of its proper divisors (16155853).

67315925 is a wasteful number, since it uses less digits than its factorization.

67315925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692647 (or 2692642 counting only the distinct ones).

The product of its digits is 56700, while the sum is 38.

The square root of 67315925 is about 8204.6282670210. The cubic root of 67315925 is about 406.7921896700.

The spelling of 67315925 in words is "sixty-seven million, three hundred fifteen thousand, nine hundred twenty-five".