3785564 has 6 divisors (see below), whose sum is σ = 6624744. Its totient is φ = 1892780.

The previous prime is 3785549. The next prime is 3785569. The reversal of 3785564 is 4655873.

It is a d-powerful number, because it can be written as 3⁷ + 7³ + 8⁷ + 5⁵ + 5⁵ + 6⁸ + 4² .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3785569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473192 + ... + 473199.

It is an arithmetic number, because the mean of its divisors is an integer number (1104124).

Almost surely, 2^3785564 is an apocalyptic number.

It is an amenable number.

3785564 is a deficient number, since it is larger than the sum of its proper divisors (2839180).

3785564 is a wasteful number, since it uses less digits than its factorization.

3785564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946395 (or 946393 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 3785564 is about 1945.6525897498. The cubic root of 3785564 is about 155.8512169002.

The spelling of 3785564 in words is "three million, seven hundred eighty-five thousand, five hundred sixty-four".