6001620 has 48 divisors (see below), whose sum is σ = 17539200. Its totient is φ = 1530496.

The previous prime is 6001613. The next prime is 6001627. The reversal of 6001620 is 261006.

It is an interprime number because it is at equal distance from previous prime (6001613) and next prime (6001627).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 6001620.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6001627) 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 15 ways as a sum of consecutive naturals, for example, 795 + ... + 3554.

It is an arithmetic number, because the mean of its divisors is an integer number (365400).

Almost surely, 2^6001620 is an apocalyptic number.

6001620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6001620 is an abundant number, since it is smaller than the sum of its proper divisors (11537580).

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

6001620 is a wasteful number, since it uses less digits than its factorization.

6001620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4384 (or 4382 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 6001620 is about 2449.8204015805. The cubic root of 6001620 is about 181.7284118969.

Adding to 6001620 its reverse (261006), we get a palindrome (6262626).

The spelling of 6001620 in words is "six million, one thousand, six hundred twenty".