3858260 has 72 divisors (see below), whose sum is σ = 9805824. Its totient is φ = 1270080.

The previous prime is 3858259. The next prime is 3858287. The reversal of 3858260 is 628583.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30317 + ... + 30443.

It is an arithmetic number, because the mean of its divisors is an integer number (136192).

Almost surely, 2^3858260 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 3858260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4902912).

3858260 is an abundant number, since it is smaller than the sum of its proper divisors (5947564).

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

3858260 is a wasteful number, since it uses less digits than its factorization.

3858260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 3858260 is about 1964.2454021837. The cubic root of 3858260 is about 156.8425267303.

The spelling of 3858260 in words is "three million, eight hundred fifty-eight thousand, two hundred sixty".