67528873 has 2 divisors, whose sum is σ = 67528874. Its totient is φ = 67528872.

The previous prime is 67528823. The next prime is 67528889. The reversal of 67528873 is 37882576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67371264 + 157609 = 8208^2 + 397^2 .

It is a cyclic number.

It is not a de Polignac number, because 67528873 - 2¹⁷ = 67397801 is a prime.

It is not a weakly prime, because it can be changed into another prime (67528823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33764436 + 33764437.

It is an arithmetic number, because the mean of its divisors is an integer number (33764437).

Almost surely, 2^67528873 is an apocalyptic number.

It is an amenable number.

67528873 is a deficient number, since it is larger than the sum of its proper divisors (1).

67528873 is an equidigital number, since it uses as much as digits as its factorization.

67528873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 46.

The square root of 67528873 is about 8217.5953295353. The cubic root of 67528873 is about 407.2206885691.

It can be divided in two parts, 6752 and 8873, that added together give a 6-th power (15625 = 5⁶).

The spelling of 67528873 in words is "sixty-seven million, five hundred twenty-eight thousand, eight hundred seventy-three".