2099998234 has 4 divisors (see below), whose sum is σ = 3149997354. Its totient is φ = 1049999116.

The previous prime is 2099998231. The next prime is 2099998247. The reversal of 2099998234 is 4328999902.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1660970025 + 439028209 = 40755^2 + 20953^2 .

It is not an unprimeable number, because it can be changed into a prime (2099998231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524999557 + ... + 524999560.

Almost surely, 2^2099998234 is an apocalyptic number.

2099998234 is a deficient number, since it is larger than the sum of its proper divisors (1049999120).

2099998234 is a wasteful number, since it uses less digits than its factorization.

2099998234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049999119.

The product of its (nonzero) digits is 2519424, while the sum is 55.

The square root of 2099998234 is about 45825.7376809146. The cubic root of 2099998234 is about 1280.5788060187.

The spelling of 2099998234 in words is "two billion, ninety-nine million, nine hundred ninety-eight thousand, two hundred thirty-four".