3854564 has 48 divisors (see below), whose sum is σ = 8225280. Its totient is φ = 1545600.

The previous prime is 3854551. The next prime is 3854573. The reversal of 3854564 is 4654583.

3854564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38114 + ... + 38214.

It is an arithmetic number, because the mean of its divisors is an integer number (171360).

Almost surely, 2^3854564 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 3854564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4112640).

3854564 is an abundant number, since it is smaller than the sum of its proper divisors (4370716).

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

3854564 is a wasteful number, since it uses less digits than its factorization.

3854564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 186 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 3854564 is about 1963.3043574545. The cubic root of 3854564 is about 156.7924285703.

The spelling of 3854564 in words is "three million, eight hundred fifty-four thousand, five hundred sixty-four".