40285564 has 24 divisors (see below), whose sum is σ = 77083776. Its totient is φ = 18270000.

The previous prime is 40285549. The next prime is 40285571. The reversal of 40285564 is 46558204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27039 + ... + 28489.

It is an arithmetic number, because the mean of its divisors is an integer number (3211824).

Almost surely, 2^40285564 is an apocalyptic number.

40285564 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40285564 is a deficient number, since it is larger than the sum of its proper divisors (36798212).

40285564 is a wasteful number, since it uses less digits than its factorization.

40285564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097 (or 2095 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 40285564 is about 6347.0909872161. The cubic root of 40285564 is about 342.8071062231.

The spelling of 40285564 in words is "forty million, two hundred eighty-five thousand, five hundred sixty-four".