2162705997 has 8 divisors (see below), whose sum is σ = 2884057344. Its totient is φ = 1441579328.

The previous prime is 2162705971. The next prime is 2162706011. The reversal of 2162705997 is 7995072612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2162705997 - 2⁷ = 2162705869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162705927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32253 + ... + 73250.

It is an arithmetic number, because the mean of its divisors is an integer number (360507168).

Almost surely, 2^2162705997 is an apocalyptic number.

It is an amenable number.

2162705997 is a deficient number, since it is larger than the sum of its proper divisors (721351347).

2162705997 is a wasteful number, since it uses less digits than its factorization.

2162705997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112339.

The product of its (nonzero) digits is 476280, while the sum is 48.

The square root of 2162705997 is about 46504.9029350670. The cubic root of 2162705997 is about 1293.2003937398.

The spelling of 2162705997 in words is "two billion, one hundred sixty-two million, seven hundred five thousand, nine hundred ninety-seven".