3850605 has 32 divisors (see below), whose sum is σ = 7470720. Its totient is φ = 1866240.

The previous prime is 3850589. The next prime is 3850621. The reversal of 3850605 is 5060583.

3850605 is a `hidden beast` number, since 3 + 8 + 50 + 605 = 666.

It is an interprime number because it is at equal distance from previous prime (3850589) and next prime (3850621).

It is not a de Polignac number, because 3850605 - 2⁴ = 3850589 is a prime.

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

3850605 is a modest number, since divided by 605 gives 385 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189 + ... + 2781.

It is an arithmetic number, because the mean of its divisors is an integer number (233460).

Almost surely, 2^3850605 is an apocalyptic number.

It is an amenable number.

3850605 is a deficient number, since it is larger than the sum of its proper divisors (3620115).

3850605 is a wasteful number, since it uses less digits than its factorization.

3850605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2618 (or 2612 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 3850605 is about 1962.2958492541. The cubic root of 3850605 is about 156.7387299880.

The spelling of 3850605 in words is "three million, eight hundred fifty thousand, six hundred five".