7228866085 has 16 divisors (see below), whose sum is σ = 9915417216. Its totient is φ = 4956164928.

The previous prime is 7228865929. The next prime is 7228866091. The reversal of 7228866085 is 5806688227.

It is a cyclic number.

It is not a de Polignac number, because 7228866085 - 2¹⁵ = 7228833317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298699 + ... + 321991.

It is an arithmetic number, because the mean of its divisors is an integer number (619713576).

Almost surely, 2^7228866085 is an apocalyptic number.

It is an amenable number.

7228866085 is a deficient number, since it is larger than the sum of its proper divisors (2686551131).

7228866085 is a wasteful number, since it uses less digits than its factorization.

7228866085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32172.

The product of its (nonzero) digits is 2580480, while the sum is 52.

The square root of 7228866085 is about 85022.7386350263. The cubic root of 7228866085 is about 1933.5558744192. Note that the first 3 decimals are identical.

The spelling of 7228866085 in words is "seven billion, two hundred twenty-eight million, eight hundred sixty-six thousand, eighty-five".