10220564 has 6 divisors (see below), whose sum is σ = 17885994. Its totient is φ = 5110280.

The previous prime is 10220563. The next prime is 10220591. The reversal of 10220564 is 46502201.

It is a happy number.

10220564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9424900 + 795664 = 3070^2 + 892^2 .

It is a super-3 number, since 3×10220564³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277567 + ... + 1277574.

It is an arithmetic number, because the mean of its divisors is an integer number (2980999).

Almost surely, 2^10220564 is an apocalyptic number.

It is an amenable number.

10220564 is a deficient number, since it is larger than the sum of its proper divisors (7665430).

10220564 is a wasteful number, since it uses less digits than its factorization.

10220564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555145 (or 2555143 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 10220564 is about 3196.9616825980. The cubic root of 10220564 is about 217.0159331955.

Adding to 10220564 its reverse (46502201), we get a palindrome (56722765).

The spelling of 10220564 in words is "ten million, two hundred twenty thousand, five hundred sixty-four".