4271620 has 24 divisors (see below), whose sum is σ = 9180864. Its totient is φ = 1668576.

The previous prime is 4271611. The next prime is 4271621. The reversal of 4271620 is 261724.

It is a junction number, because it is equal to n+sod(n) for n = 4271591 and 4271600.

It is not an unprimeable number, because it can be changed into a prime (4271621) 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 7 ways as a sum of consecutive naturals, for example, 1624 + ... + 3343.

It is an arithmetic number, because the mean of its divisors is an integer number (382536).

Almost surely, 2^4271620 is an apocalyptic number.

It is an amenable number.

4271620 is an abundant number, since it is smaller than the sum of its proper divisors (4909244).

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

4271620 is a wasteful number, since it uses less digits than its factorization.

4271620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5019 (or 5017 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 4271620 is about 2066.7897812792. The cubic root of 4271620 is about 162.2547938878.

The spelling of 4271620 in words is "four million, two hundred seventy-one thousand, six hundred twenty".