3850281 has 16 divisors (see below), whose sum is σ = 5803200. Its totient is φ = 2522304.

The previous prime is 3850277. The next prime is 3850303. The reversal of 3850281 is 1820583.

It is a happy number.

3850281 is a `hidden beast` number, since 385 + 0 + 281 = 666.

It is not a de Polignac number, because 3850281 - 2² = 3850277 is a prime.

It is a super-2 number, since 2×3850281² = 29649327557922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3850241) 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, 385 + ... + 2801.

It is an arithmetic number, because the mean of its divisors is an integer number (362700).

Almost surely, 2^3850281 is an apocalyptic number.

It is an amenable number.

3850281 is a deficient number, since it is larger than the sum of its proper divisors (1952919).

3850281 is a wasteful number, since it uses less digits than its factorization.

3850281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485 (or 2479 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 3850281 is about 1962.2132911587. The cubic root of 3850281 is about 156.7343337288.

It can be divided in two parts, 38502 and 81, that added together give a palindrome (38583).

The spelling of 3850281 in words is "three million, eight hundred fifty thousand, two hundred eighty-one".