2058864 has 40 divisors (see below), whose sum is σ = 5416320. Its totient is φ = 673728.

The previous prime is 2058857. The next prime is 2058869. The reversal of 2058864 is 4688502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2058869) 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, 2469 + ... + 3195.

It is an arithmetic number, because the mean of its divisors is an integer number (135408).

2^2058864 is an apocalyptic number.

2058864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2058864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2708160).

2058864 is an abundant number, since it is smaller than the sum of its proper divisors (3357456).

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

2058864 is a wasteful number, since it uses less digits than its factorization.

2058864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 2058864 is about 1434.8742105146. The cubic root of 2058864 is about 127.2162393728.

The spelling of 2058864 in words is "two million, fifty-eight thousand, eight hundred sixty-four".