2152798396 has 48 divisors (see below), whose sum is σ = 4366996480. Its totient is φ = 909558720.

The previous prime is 2152798381. The next prime is 2152798399. The reversal of 2152798396 is 6938972512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152798399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 642301 + ... + 645643.

Almost surely, 2^2152798396 is an apocalyptic number.

It is an amenable number.

2152798396 is an abundant number, since it is smaller than the sum of its proper divisors (2214198084).

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

2152798396 is a wasteful number, since it uses less digits than its factorization.

2152798396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674 (or 3672 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 52.

The square root of 2152798396 is about 46398.2585449066. The cubic root of 2152798396 is about 1291.2226046998. Note that the first 3 decimals are identical.

The spelling of 2152798396 in words is "two billion, one hundred fifty-two million, seven hundred ninety-eight thousand, three hundred ninety-six".