52221010 has 16 divisors (see below), whose sum is σ = 94199616. Its totient is φ = 20843568.

The previous prime is 52220999. The next prime is 52221011. The reversal of 52221010 is 1012225.

It is not an unprimeable number, because it can be changed into a prime (52221011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492 + ... + 10231.

It is an arithmetic number, because the mean of its divisors is an integer number (5887476).

Almost surely, 2^52221010 is an apocalyptic number.

52221010 is a deficient number, since it is larger than the sum of its proper divisors (41978606).

52221010 is a wasteful number, since it uses less digits than its factorization.

52221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11217.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 52221010 is about 7226.4105889439. The cubic root of 52221010 is about 373.7791646239.

Adding to 52221010 its reverse (1012225), we get a palindrome (53233235).

The spelling of 52221010 in words is "fifty-two million, two hundred twenty-one thousand, ten".