4621860 has 84 divisors (see below), whose sum is σ = 14598108. Its totient is φ = 1228608.

The previous prime is 4621853. The next prime is 4621867. The reversal of 4621860 is 681264.

It is an interprime number because it is at equal distance from previous prime (4621853) and next prime (4621867).

It can be written as a sum of positive squares in 2 ways, for example, as 842724 + 3779136 = 918^2 + 1944^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (4621867) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 14422 + ... + 14738.

It is an arithmetic number, because the mean of its divisors is an integer number (173787).

Almost surely, 2^4621860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4621860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7299054).

4621860 is an abundant number, since it is smaller than the sum of its proper divisors (9976248).

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

4621860 is a wasteful number, since it uses less digits than its factorization.

4621860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 327 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4621860 is about 2149.8511576386. The cubic root of 4621860 is about 166.5733789052.

The spelling of 4621860 in words is "four million, six hundred twenty-one thousand, eight hundred sixty".