3850280 has 32 divisors (see below), whose sum is σ = 9901440. Its totient is φ = 1320000.

The previous prime is 3850277. The next prime is 3850303. The reversal of 3850280 is 820583.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6596 + ... + 7155.

It is an arithmetic number, because the mean of its divisors is an integer number (309420).

Almost surely, 2^3850280 is an apocalyptic number.

It is an amenable number.

3850280 is an abundant number, since it is smaller than the sum of its proper divisors (6051160).

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

3850280 is a wasteful number, since it uses less digits than its factorization.

3850280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13769 (or 13765 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 3850280 is about 1962.2130363444. The cubic root of 3850280 is about 156.7343201597.

The spelling of 3850280 in words is "three million, eight hundred fifty thousand, two hundred eighty".