2823420 has 24 divisors (see below), whose sum is σ = 7905744. Its totient is φ = 752896.

The previous prime is 2823407. The next prime is 2823437. The reversal of 2823420 is 243282.

It is a congruent number.

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, 23469 + ... + 23588.

It is an arithmetic number, because the mean of its divisors is an integer number (329406).

2^2823420 is an apocalyptic number.

2823420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2823420 is an abundant number, since it is smaller than the sum of its proper divisors (5082324).

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

2823420 is a wasteful number, since it uses less digits than its factorization.

2823420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47069 (or 47067 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2823420 is about 1680.3035440063. The cubic root of 2823420 is about 141.3378548650.

The spelling of 2823420 in words is "two million, eight hundred twenty-three thousand, four hundred twenty".