2136394250 has 48 divisors (see below), whose sum is σ = 4240565784. Its totient is φ = 803155200.

The previous prime is 2136394229. The next prime is 2136394279. The reversal of 2136394250 is 524936312.

It can be written as a sum of positive squares in 12 ways, for example, as 449567209 + 1686827041 = 21203^2 + 41071^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2136394250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3012896 + ... + 3013604.

Almost surely, 2^2136394250 is an apocalyptic number.

2136394250 is a deficient number, since it is larger than the sum of its proper divisors (2104171534).

2136394250 is an frugal number, since it uses more digits than its factorization.

2136394250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 2136394250 is about 46221.1450528868. The cubic root of 2136394250 is about 1287.9345691110.

The spelling of 2136394250 in words is "two billion, one hundred thirty-six million, three hundred ninety-four thousand, two hundred fifty".