67828099 has 2 divisors, whose sum is σ = 67828100. Its totient is φ = 67828098.

The previous prime is 67828087. The next prime is 67828133. The reversal of 67828099 is 99082876.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67828099 - 2¹⁵ = 67795331 is a prime.

It is not a weakly prime, because it can be changed into another prime (67828009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33914049 + 33914050.

It is an arithmetic number, because the mean of its divisors is an integer number (33914050).

Almost surely, 2^67828099 is an apocalyptic number.

67828099 is a deficient number, since it is larger than the sum of its proper divisors (1).

67828099 is an equidigital number, since it uses as much as digits as its factorization.

67828099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 67828099 is about 8235.7816265367. The cubic root of 67828099 is about 407.8212784936.

The spelling of 67828099 in words is "sixty-seven million, eight hundred twenty-eight thousand, ninety-nine".