3867235 has 4 divisors (see below), whose sum is σ = 4640688. Its totient is φ = 3093784.

The previous prime is 3867233. The next prime is 3867239. The reversal of 3867235 is 5327683.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3867235 - 2¹ = 3867233 is a prime.

It is a Duffinian number.

3867235 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3867235.

It is not an unprimeable number, because it can be changed into a prime (3867233) 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, 386719 + ... + 386728.

It is an arithmetic number, because the mean of its divisors is an integer number (1160172).

Almost surely, 2^3867235 is an apocalyptic number.

3867235 is a deficient number, since it is larger than the sum of its proper divisors (773453).

3867235 is an equidigital number, since it uses as much as digits as its factorization.

3867235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773452.

The product of its digits is 30240, while the sum is 34.

The square root of 3867235 is about 1966.5286674747. The cubic root of 3867235 is about 156.9640471044.

It can be divided in two parts, 38 and 67235, that multiplied together give a triangular number (2554930 = T₂₂₆₀).

The spelling of 3867235 in words is "three million, eight hundred sixty-seven thousand, two hundred thirty-five".