4651020 has 168 divisors, whose sum is σ = 16526160. Its totient is φ = 1088640.

The previous prime is 4651019. The next prime is 4651021. The reversal of 4651020 is 201564.

It is a happy number.

4651020 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4651019) and next prime (4651021).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4650984 and 4651002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4651021) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 160366 + ... + 160394.

It is an arithmetic number, because the mean of its divisors is an integer number (98370).

Almost surely, 2^4651020 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 4651020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8263080).

4651020 is an abundant number, since it is smaller than the sum of its proper divisors (11875140).

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

4651020 is a wasteful number, since it uses less digits than its factorization.

4651020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67 (or 50 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4651020 is about 2156.6223591533. The cubic root of 4651020 is about 166.9229568013.

Adding to 4651020 its reverse (201564), we get a palindrome (4852584).

It can be divided in two parts, 465 and 1020, that added together give a triangular number (1485 = T₅₄).

The spelling of 4651020 in words is "four million, six hundred fifty-one thousand, twenty".