3858280 has 16 divisors (see below), whose sum is σ = 8681220. Its totient is φ = 1543296.

The previous prime is 3858259. The next prime is 3858287. The reversal of 3858280 is 828583.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3849444 + 8836 = 1962^2 + 94^2 .

It is not an unprimeable number, because it can be changed into a prime (3858287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48189 + ... + 48268.

Almost surely, 2^3858280 is an apocalyptic number.

It is an amenable number.

3858280 is an abundant number, since it is smaller than the sum of its proper divisors (4822940).

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

3858280 is a wasteful number, since it uses less digits than its factorization.

3858280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96468 (or 96464 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 3858280 is about 1964.2504931907. The cubic root of 3858280 is about 156.8427977372.

The spelling of 3858280 in words is "three million, eight hundred fifty-eight thousand, two hundred eighty".