10539228 has 48 divisors (see below), whose sum is σ = 28872704. Its totient is φ = 2928960.

The previous prime is 10539223. The next prime is 10539241. The reversal of 10539228 is 82293501.

It is a happy number.

It is a super-2 number, since 2×10539228² = 222150653671968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10539195 and 10539204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10539223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1413 + ... + 4803.

Almost surely, 2^10539228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10539228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14436352).

10539228 is an abundant number, since it is smaller than the sum of its proper divisors (18333476).

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

10539228 is a wasteful number, since it uses less digits than its factorization.

10539228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442 (or 3440 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 10539228 is about 3246.4177180394. The cubic root of 10539228 is about 219.2483161560.

The spelling of 10539228 in words is "ten million, five hundred thirty-nine thousand, two hundred twenty-eight".