10036221 has 8 divisors (see below), whose sum is σ = 14411040. Its totient is φ = 6176112.

The previous prime is 10036183. The next prime is 10036231. The reversal of 10036221 is 12263001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10036221 - 2⁷ = 10036093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10036221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10036231) 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, 128631 + ... + 128708.

It is an arithmetic number, because the mean of its divisors is an integer number (1801380).

Almost surely, 2^10036221 is an apocalyptic number.

It is an amenable number.

10036221 is a deficient number, since it is larger than the sum of its proper divisors (4374819).

10036221 is a wasteful number, since it uses less digits than its factorization.

10036221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257355.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 10036221 is about 3167.9995265151. Note that the first 3 decimals coincide. The cubic root of 10036221 is about 215.7032748373.

Adding to 10036221 its reverse (12263001), we get a palindrome (22299222).

The spelling of 10036221 in words is "ten million, thirty-six thousand, two hundred twenty-one".