2662620 has 48 divisors (see below), whose sum is σ = 7526400. Its totient is φ = 703296.

The previous prime is 2662607. The next prime is 2662651. The reversal of 2662620 is 262662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11829 + ... + 12051.

It is an arithmetic number, because the mean of its divisors is an integer number (156800).

2^2662620 is an apocalyptic number.

2662620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2662620 is an abundant number, since it is smaller than the sum of its proper divisors (4863780).

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

2662620 is a wasteful number, since it uses less digits than its factorization.

2662620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2662620 is about 1631.7536578785. The cubic root of 2662620 is about 138.6020743096.

The spelling of 2662620 in words is "two million, six hundred sixty-two thousand, six hundred twenty".