4288212861 has 16 divisors (see below), whose sum is σ = 5924923200. Its totient is φ = 2755493888.

The previous prime is 4288212839. The next prime is 4288212869. The reversal of 4288212861 is 1682128824.

It is a cyclic number.

It is not a de Polignac number, because 4288212861 - 2³⁰ = 3214471037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4288212869) 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, 9085 + ... + 93053.

It is an arithmetic number, because the mean of its divisors is an integer number (370307700).

Almost surely, 2^4288212861 is an apocalyptic number.

It is an amenable number.

4288212861 is a deficient number, since it is larger than the sum of its proper divisors (1636710339).

4288212861 is a wasteful number, since it uses less digits than its factorization.

4288212861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84588.

The product of its digits is 98304, while the sum is 42.

The square root of 4288212861 is about 65484.4474741904. The cubic root of 4288212861 is about 1624.6461223575.

The spelling of 4288212861 in words is "four billion, two hundred eighty-eight million, two hundred twelve thousand, eight hundred sixty-one".