222860859 has 16 divisors (see below), whose sum is σ = 320273184. Its totient is φ = 137030400.

The previous prime is 222860839. The next prime is 222860863. The reversal of 222860859 is 958068222.

222860859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222860859 - 2¹⁵ = 222828091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222860859.

It is not an unprimeable number, because it can be changed into a prime (222860809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90079 + ... + 92519.

It is an arithmetic number, because the mean of its divisors is an integer number (20017074).

Almost surely, 2^222860859 is an apocalyptic number.

222860859 is a deficient number, since it is larger than the sum of its proper divisors (97412325).

222860859 is a wasteful number, since it uses less digits than its factorization.

222860859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4798.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 222860859 is about 14928.5250108643. The cubic root of 222860859 is about 606.2865493393.

The spelling of 222860859 in words is "two hundred twenty-two million, eight hundred sixty thousand, eight hundred fifty-nine".