2684620 has 24 divisors (see below), whose sum is σ = 5670000. Its totient is φ = 1067712.

The previous prime is 2684611. The next prime is 2684641. The reversal of 2684620 is 264862.

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, 5131 + ... + 5629.

It is an arithmetic number, because the mean of its divisors is an integer number (236250).

2^2684620 is an apocalyptic number.

2684620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2684620 is an abundant number, since it is smaller than the sum of its proper divisors (2985380).

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

2684620 is a wasteful number, since it uses less digits than its factorization.

2684620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777 (or 775 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2684620 is about 1638.4810038569. The cubic root of 2684620 is about 138.9827627298.

The spelling of 2684620 in words is "two million, six hundred eighty-four thousand, six hundred twenty".