40285264 has 40 divisors (see below), whose sum is σ = 79948008. Its totient is φ = 19660800.

The previous prime is 40285253. The next prime is 40285277. The reversal of 40285264 is 46258204.

It can be written as a sum of positive squares in 4 ways, for example, as 28174864 + 12110400 = 5308^2 + 3480^2 .

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 156624 + ... + 156880.

Almost surely, 2^40285264 is an apocalyptic number.

It is an amenable number.

40285264 is a deficient number, since it is larger than the sum of its proper divisors (39662744).

40285264 is a wasteful number, since it uses less digits than its factorization.

40285264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 40285264 is about 6347.0673542984. The cubic root of 40285264 is about 342.8062552782.

The spelling of 40285264 in words is "forty million, two hundred eighty-five thousand, two hundred sixty-four".