2206290864 has 40 divisors (see below), whose sum is σ = 5756028912. Its totient is φ = 728147200.

The previous prime is 2206290859. The next prime is 2206290917. The reversal of 2206290864 is 4680926022.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222699 + ... + 232394.

Almost surely, 2^2206290864 is an apocalyptic number.

2206290864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2206290864 is an abundant number, since it is smaller than the sum of its proper divisors (3549738048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2206290864 is a wasteful number, since it uses less digits than its factorization.

2206290864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455205 (or 455199 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 2206290864 is about 46971.1705623779. The cubic root of 2206290864 is about 1301.8299404364.

The spelling of 2206290864 in words is "two billion, two hundred six million, two hundred ninety thousand, eight hundred sixty-four".