4278499 has 2 divisors, whose sum is σ = 4278500. Its totient is φ = 4278498.

The previous prime is 4278487. The next prime is 4278511. The reversal of 4278499 is 9948724.

It is a balanced prime because it is at equal distance from previous prime (4278487) and next prime (4278511).

It is a cyclic number.

It is not a de Polignac number, because 4278499 - 2⁵ = 4278467 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁷ + 2¹³ + 7² + 8³ + 4¹¹ + 9 + 9⁵ .

It is not a weakly prime, because it can be changed into another prime (4270499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2139249 + 2139250.

It is an arithmetic number, because the mean of its divisors is an integer number (2139250).

Almost surely, 2^4278499 is an apocalyptic number.

4278499 is a deficient number, since it is larger than the sum of its proper divisors (1).

4278499 is an equidigital number, since it uses as much as digits as its factorization.

4278499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 4278499 is about 2068.4532868789. The cubic root of 4278499 is about 162.3418453355.

The spelling of 4278499 in words is "four million, two hundred seventy-eight thousand, four hundred ninety-nine".