64028099 has 2 divisors, whose sum is σ = 64028100. Its totient is φ = 64028098.

The previous prime is 64028089. The next prime is 64028123. The reversal of 64028099 is 99082046.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64028099 - 2²⁰ = 62979523 is a prime.

It is not a weakly prime, because it can be changed into another prime (64028089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32014049 + 32014050.

It is an arithmetic number, because the mean of its divisors is an integer number (32014050).

Almost surely, 2^64028099 is an apocalyptic number.

64028099 is a deficient number, since it is larger than the sum of its proper divisors (1).

64028099 is an equidigital number, since it uses as much as digits as its factorization.

64028099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 64028099 is about 8001.7559947801. The cubic root of 64028099 is about 400.0585310182.

The spelling of 64028099 in words is "sixty-four million, twenty-eight thousand, ninety-nine".