4171020 has 48 divisors (see below), whose sum is σ = 13348608. Its totient is φ = 953280.

The previous prime is 4171009. The next prime is 4171021. The reversal of 4171020 is 201714.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4171021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4546 + ... + 5385.

It is an arithmetic number, because the mean of its divisors is an integer number (278096).

Almost surely, 2^4171020 is an apocalyptic number.

It is an amenable number.

4171020 is an abundant number, since it is smaller than the sum of its proper divisors (9177588).

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

4171020 is a wasteful number, since it uses less digits than its factorization.

4171020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9950 (or 9948 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 4171020 is about 2042.3075184702. The cubic root of 4171020 is about 160.9709192232.

Adding to 4171020 its reverse (201714), we get a palindrome (4372734).

The spelling of 4171020 in words is "four million, one hundred seventy-one thousand, twenty".