10287564 has 24 divisors (see below), whose sum is σ = 27433728. Its totient is φ = 2939280.

The previous prime is 10287559. The next prime is 10287581. The reversal of 10287564 is 46578201.

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, 61152 + ... + 61319.

It is an arithmetic number, because the mean of its divisors is an integer number (1143072).

Almost surely, 2^10287564 is an apocalyptic number.

10287564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10287564 is an abundant number, since it is smaller than the sum of its proper divisors (17146164).

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

10287564 is a wasteful number, since it uses less digits than its factorization.

10287564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122485 (or 122483 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 10287564 is about 3207.4232648654. The cubic root of 10287564 is about 217.4891103017.

The spelling of 10287564 in words is "ten million, two hundred eighty-seven thousand, five hundred sixty-four".