4201620 has 48 divisors (see below), whose sum is σ = 11854080. Its totient is φ = 1111936.

The previous prime is 4201583. The next prime is 4201621. The reversal of 4201620 is 261024.

It is a super-2 number, since 2×4201620² = 35307221248800, which contains 22 as substring.

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 4201620.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4201621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14194 + ... + 14486.

It is an arithmetic number, because the mean of its divisors is an integer number (246960).

Almost surely, 2^4201620 is an apocalyptic number.

It is an amenable number.

4201620 is an abundant number, since it is smaller than the sum of its proper divisors (7652460).

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

4201620 is a wasteful number, since it uses less digits than its factorization.

4201620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544 (or 542 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 4201620 is about 2049.7853546164. The cubic root of 4201620 is about 161.3636060185.

Adding to 4201620 its reverse (261024), we get a palindrome (4462644).

The spelling of 4201620 in words is "four million, two hundred one thousand, six hundred twenty".