2162862540 has 48 divisors (see below), whose sum is σ = 6728907360. Its totient is φ = 576763200.

The previous prime is 2162862521. The next prime is 2162862571. The reversal of 2162862540 is 452682612.

It is a happy number.

2162862540 is a `hidden beast` number, since 2 + 1 + 6 + 28 + 625 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2162862495 and 2162862504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2002111 + ... + 2003190.

It is an arithmetic number, because the mean of its divisors is an integer number (140185570).

Almost surely, 2^2162862540 is an apocalyptic number.

2162862540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2162862540 is an abundant number, since it is smaller than the sum of its proper divisors (4566044820).

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

2162862540 is a wasteful number, since it uses less digits than its factorization.

2162862540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005319 (or 4005311 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 2162862540 is about 46506.5859852129. The cubic root of 2162862540 is about 1293.2315948655.

The spelling of 2162862540 in words is "two billion, one hundred sixty-two million, eight hundred sixty-two thousand, five hundred forty".