8273864 has 8 divisors (see below), whose sum is σ = 15513510. Its totient is φ = 4136928.

The previous prime is 8273831. The next prime is 8273879. The reversal of 8273864 is 4683728.

It can be written as a sum of positive squares in only one way, i.e., 5484964 + 2788900 = 2342^2 + 1670^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517109 + ... + 517124.

Almost surely, 2^8273864 is an apocalyptic number.

It is an amenable number.

8273864 is a deficient number, since it is larger than the sum of its proper divisors (7239646).

8273864 is a wasteful number, since it uses less digits than its factorization.

8273864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034239 (or 1034235 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 8273864 is about 2876.4325126796. The cubic root of 8273864 is about 202.2566420679.

It can be divided in two parts, 8 and 273864, that multiplied together give a palindrome (2190912).

The spelling of 8273864 in words is "eight million, two hundred seventy-three thousand, eight hundred sixty-four".