2868492 has 48 divisors (see below), whose sum is σ = 7547904. Its totient is φ = 840000.

The previous prime is 2868479. The next prime is 2868493. The reversal of 2868492 is 2948682.

It is a self number, because there is not a number n which added to its sum of digits gives 2868492.

It is not an unprimeable number, because it can be changed into a prime (2868493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3742 + ... + 4442.

It is an arithmetic number, because the mean of its divisors is an integer number (157248).

2^2868492 is an apocalyptic number.

2868492 is a gapful number since it is divisible by the number (22) 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 2868492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3773952).

2868492 is an abundant number, since it is smaller than the sum of its proper divisors (4679412).

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

2868492 is a wasteful number, since it uses less digits than its factorization.

2868492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750 (or 748 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 2868492 is about 1693.6623040028. The cubic root of 2868492 is about 142.0859758388.

It can be divided in two parts, 286 and 8492, that added together give a palindrome (8778).

The spelling of 2868492 in words is "two million, eight hundred sixty-eight thousand, four hundred ninety-two".