2099428250 has 32 divisors (see below), whose sum is σ = 3988820160. Its totient is φ = 827230800.

The previous prime is 2099428249. The next prime is 2099428273. The reversal of 2099428250 is 528249902.

It is a junction number, because it is equal to n+sod(n) for n = 2099428198 and 2099428207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45920 + ... + 79419.

It is an arithmetic number, because the mean of its divisors is an integer number (124650630).

Almost surely, 2^2099428250 is an apocalyptic number.

2099428250 is a deficient number, since it is larger than the sum of its proper divisors (1889391910).

2099428250 is a wasteful number, since it uses less digits than its factorization.

2099428250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125423 (or 125413 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 2099428250 is about 45819.5182209503. The cubic root of 2099428250 is about 1280.4629367978.

The spelling of 2099428250 in words is "two billion, ninety-nine million, four hundred twenty-eight thousand, two hundred fifty".