2064258 has 64 divisors (see below), whose sum is σ = 5406720. Its totient is φ = 571536.

The previous prime is 2064247. The next prime is 2064263. The reversal of 2064258 is 8524602.

It is a super-2 number, since 2×2064258² = 8522322181128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16191 + ... + 16317.

It is an arithmetic number, because the mean of its divisors is an integer number (84480).

2^2064258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2064258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2703360).

2064258 is an abundant number, since it is smaller than the sum of its proper divisors (3342462).

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

2064258 is a wasteful number, since it uses less digits than its factorization.

2064258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2064258 is about 1436.7525883046. The cubic root of 2064258 is about 127.3272400679.

The spelling of 2064258 in words is "two million, sixty-four thousand, two hundred fifty-eight".