2158822936 has 16 divisors (see below), whose sum is σ = 4048448040. Its totient is φ = 1079236800.

The previous prime is 2158822933. The next prime is 2158822943. The reversal of 2158822936 is 6392288512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2158822933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41500 + ... + 77716.

Almost surely, 2^2158822936 is an apocalyptic number.

It is an amenable number.

2158822936 is a deficient number, since it is larger than the sum of its proper divisors (1889625104).

2158822936 is a wasteful number, since it uses less digits than its factorization.

2158822936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43674 (or 43670 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 2158822936 is about 46463.1352364431. The cubic root of 2158822936 is about 1292.4259651034.

The spelling of 2158822936 in words is "two billion, one hundred fifty-eight million, eight hundred twenty-two thousand, nine hundred thirty-six".