67325391 has 16 divisors (see below), whose sum is σ = 113990400. Its totient is φ = 38471544.

The previous prime is 67325383. The next prime is 67325413. The reversal of 67325391 is 19352376.

It is not a de Polignac number, because 67325391 - 2³ = 67325383 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67325191) 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 15 ways as a sum of consecutive naturals, for example, 177921 + ... + 178298.

It is an arithmetic number, because the mean of its divisors is an integer number (7124400).

Almost surely, 2^67325391 is an apocalyptic number.

67325391 is a deficient number, since it is larger than the sum of its proper divisors (46665009).

67325391 is a wasteful number, since it uses less digits than its factorization.

67325391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356235 (or 356229 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 67325391 is about 8205.2051162661. The cubic root of 67325391 is about 406.8112565519.

The spelling of 67325391 in words is "sixty-seven million, three hundred twenty-five thousand, three hundred ninety-one".