2285878588 has 72 divisors (see below), whose sum is σ = 4712128512. Its totient is φ = 950328288.

The previous prime is 2285878549. The next prime is 2285878591. The reversal of 2285878588 is 8858785822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17998981 + ... + 17999107.

Almost surely, 2^2285878588 is an apocalyptic number.

2285878588 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2285878588 is an abundant number, since it is smaller than the sum of its proper divisors (2426249924).

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

2285878588 is a wasteful number, since it uses less digits than its factorization.

2285878588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 318 counting only the distinct ones).

The product of its digits is 22937600, while the sum is 61.

The square root of 2285878588 is about 47810.8626569318. The cubic root of 2285878588 is about 1317.2990739780.

The spelling of 2285878588 in words is "two billion, two hundred eighty-five million, eight hundred seventy-eight thousand, five hundred eighty-eight".