2162876564 has 6 divisors (see below), whose sum is σ = 3785033994. Its totient is φ = 1081438280.

The previous prime is 2162876531. The next prime is 2162876581. The reversal of 2162876564 is 4656782612.

It can be written as a sum of positive squares in only one way, i.e., 1579267600 + 583608964 = 39740^2 + 24158^2 .

It is a super-2 number, since 2×2162876564² = 9356070062200892192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270359567 + ... + 270359574.

It is an arithmetic number, because the mean of its divisors is an integer number (630838999).

Almost surely, 2^2162876564 is an apocalyptic number.

It is an amenable number.

2162876564 is a deficient number, since it is larger than the sum of its proper divisors (1622157430).

2162876564 is a wasteful number, since it uses less digits than its factorization.

2162876564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540719145 (or 540719143 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The square root of 2162876564 is about 46506.7367593126. The cubic root of 2162876564 is about 1293.2343899639.

The spelling of 2162876564 in words is "two billion, one hundred sixty-two million, eight hundred seventy-six thousand, five hundred sixty-four".