2162017400 has 24 divisors (see below), whose sum is σ = 5026690920. Its totient is φ = 864806880.

The previous prime is 2162017397. The next prime is 2162017423. The reversal of 2162017400 is 47102612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5404844 + ... + 5405243.

It is an arithmetic number, because the mean of its divisors is an integer number (209445455).

Almost surely, 2^2162017400 is an apocalyptic number.

2162017400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2162017400 is an abundant number, since it is smaller than the sum of its proper divisors (2864673520).

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

2162017400 is a wasteful number, since it uses less digits than its factorization.

2162017400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10810103 (or 10810094 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2162017400 is about 46497.4988574654. The cubic root of 2162017400 is about 1293.0631292142.

The spelling of 2162017400 in words is "two billion, one hundred sixty-two million, seventeen thousand, four hundred".