2113764 has 24 divisors (see below), whose sum is σ = 4956000. Its totient is φ = 701184.

The previous prime is 2113759. The next prime is 2113789. The reversal of 2113764 is 4673112.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 1 + 3 + 7 + 6³ + 4⁷ .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3987 + ... + 4485.

It is an arithmetic number, because the mean of its divisors is an integer number (206500).

2^2113764 is an apocalyptic number.

It is an amenable number.

2113764 is an abundant number, since it is smaller than the sum of its proper divisors (2842236).

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

2113764 is a wasteful number, since it uses less digits than its factorization.

2113764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859 (or 857 counting only the distinct ones).

The product of its digits is 1008, while the sum is 24.

The square root of 2113764 is about 1453.8789495690. The cubic root of 2113764 is about 128.3370835283.

Adding to 2113764 its reverse (4673112), we get a palindrome (6786876).

The spelling of 2113764 in words is "two million, one hundred thirteen thousand, seven hundred sixty-four".