2616020 has 72 divisors (see below), whose sum is σ = 6435072. Its totient is φ = 890560.

The previous prime is 2616017. The next prime is 2616023. The reversal of 2616020 is 206162.

It is an interprime number because it is at equal distance from previous prime (2616017) and next prime (2616023).

It is a self number, because there is not a number n which added to its sum of digits gives 2616020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2616023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55637 + ... + 55683.

It is an arithmetic number, because the mean of its divisors is an integer number (89376).

2^2616020 is an apocalyptic number.

2616020 is a gapful number since it is divisible by the number (20) 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 2616020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3217536).

2616020 is an abundant number, since it is smaller than the sum of its proper divisors (3819052).

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

2616020 is a wasteful number, since it uses less digits than its factorization.

2616020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2616020 is about 1617.4115122627. The cubic root of 2616020 is about 137.7887266321.

The spelling of 2616020 in words is "two million, six hundred sixteen thousand, twenty".