67325773 has 4 divisors (see below), whose sum is σ = 67817340. Its totient is φ = 66834208.

The previous prime is 67325767. The next prime is 67325777. The reversal of 67325773 is 37752376.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 55026724 + 12299049 = 7418^2 + 3507^2 .

It is a cyclic number.

It is not a de Polignac number, because 67325773 - 2¹³ = 67317581 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67325777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245578 + ... + 245851.

It is an arithmetic number, because the mean of its divisors is an integer number (16954335).

Almost surely, 2^67325773 is an apocalyptic number.

It is an amenable number.

67325773 is a deficient number, since it is larger than the sum of its proper divisors (491567).

67325773 is a wasteful number, since it uses less digits than its factorization.

67325773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491566.

The product of its digits is 185220, while the sum is 40.

The square root of 67325773 is about 8205.2283941399. The cubic root of 67325773 is about 406.8120259576.

The spelling of 67325773 in words is "sixty-seven million, three hundred twenty-five thousand, seven hundred seventy-three".