2192838864 has 40 divisors (see below), whose sum is σ = 5669285952. Its totient is φ = 730371840.

The previous prime is 2192838863. The next prime is 2192838889. The reversal of 2192838864 is 4688382912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2192838863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46117 + ... + 80699.

Almost surely, 2^2192838864 is an apocalyptic number.

2192838864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2192838864 is an abundant number, since it is smaller than the sum of its proper divisors (3476447088).

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

2192838864 is a wasteful number, since it uses less digits than its factorization.

2192838864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35915 (or 35909 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 51.

The square root of 2192838864 is about 46827.7574094682. The cubic root of 2192838864 is about 1299.1787444097.

The spelling of 2192838864 in words is "two billion, one hundred ninety-two million, eight hundred thirty-eight thousand, eight hundred sixty-four".