1826564 has 6 divisors (see below), whose sum is σ = 3196494. Its totient is φ = 913280.

The previous prime is 1826563. The next prime is 1826567. The reversal of 1826564 is 4656281.

It can be written as a sum of positive squares in only one way, i.e., 1800964 + 25600 = 1342^2 + 160^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1826564.

It is not an unprimeable number, because it can be changed into a prime (1826563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228317 + ... + 228324.

It is an arithmetic number, because the mean of its divisors is an integer number (532749).

2^1826564 is an apocalyptic number.

It is an amenable number.

1826564 is a deficient number, since it is larger than the sum of its proper divisors (1369930).

1826564 is a wasteful number, since it uses less digits than its factorization.

1826564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456645 (or 456643 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 1826564 is about 1351.5043470148. The cubic root of 1826564 is about 122.2395187030.

The spelling of 1826564 in words is "one million, eight hundred twenty-six thousand, five hundred sixty-four".