2620873 has 8 divisors (see below), whose sum is σ = 2896128. Its totient is φ = 2359104.

The previous prime is 2620847. The next prime is 2620883. The reversal of 2620873 is 3780262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2620873 - 2¹⁷ = 2489801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2620883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2961 + ... + 3742.

It is an arithmetic number, because the mean of its divisors is an integer number (362016).

2^2620873 is an apocalyptic number.

2620873 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2620873 is a deficient number, since it is larger than the sum of its proper divisors (275255).

2620873 is a wasteful number, since it uses less digits than its factorization.

2620873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6743.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2620873 is about 1618.9110537642. The cubic root of 2620873 is about 137.8738783281.

The spelling of 2620873 in words is "two million, six hundred twenty thousand, eight hundred seventy-three".