3855008 has 24 divisors (see below), whose sum is σ = 7736148. Its totient is φ = 1890304.

The previous prime is 3854989. The next prime is 3855013. The reversal of 3855008 is 8005583.

It can be written as a sum of positive squares in 2 ways, for example, as 3429904 + 425104 = 1852^2 + 652^2 .

It is a super-2 number, since 2×3855008² = 29722173360128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560 + ... + 2832.

Almost surely, 2^3855008 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 3855008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3868074).

3855008 is an abundant number, since it is smaller than the sum of its proper divisors (3881140).

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

3855008 is a wasteful number, since it uses less digits than its factorization.

3855008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 3855008 is about 1963.4174288724. The cubic root of 3855008 is about 156.7984485477.

The spelling of 3855008 in words is "three million, eight hundred fifty-five thousand, eight".