2123884858 has 16 divisors (see below), whose sum is σ = 3235105440. Its totient is φ = 1045533456.

The previous prime is 2123884811. The next prime is 2123884859. The reversal of 2123884858 is 8584883212.

It is not an unprimeable number, because it can be changed into a prime (2123884859) 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, 370885 + ... + 376567.

It is an arithmetic number, because the mean of its divisors is an integer number (202194090).

Almost surely, 2^2123884858 is an apocalyptic number.

2123884858 is a deficient number, since it is larger than the sum of its proper divisors (1111220582).

2123884858 is a wasteful number, since it uses less digits than its factorization.

2123884858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8541.

The product of its digits is 983040, while the sum is 49.

The square root of 2123884858 is about 46085.6252859826. The cubic root of 2123884858 is about 1285.4158662460.

The spelling of 2123884858 in words is "two billion, one hundred twenty-three million, eight hundred eighty-four thousand, eight hundred fifty-eight".