67054772 has 12 divisors (see below), whose sum is σ = 117545316. Its totient is φ = 33470400.

The previous prime is 67054763. The next prime is 67054843. The reversal of 67054772 is 27745076.

It can be written as a sum of positive squares in 2 ways, for example, as 63936016 + 3118756 = 7996^2 + 1766^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 11543 + ... + 16350.

It is an arithmetic number, because the mean of its divisors is an integer number (9795443).

Almost surely, 2^67054772 is an apocalyptic number.

It is an amenable number.

67054772 is a deficient number, since it is larger than the sum of its proper divisors (50490544).

67054772 is a wasteful number, since it uses less digits than its factorization.

67054772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28498 (or 28496 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 67054772 is about 8188.6978207771. The cubic root of 67054772 is about 406.2654560747.

The spelling of 67054772 in words is "sixty-seven million, fifty-four thousand, seven hundred seventy-two".