10533138 has 48 divisors (see below), whose sum is σ = 26741664. Its totient is φ = 2735040.

The previous prime is 10533121. The next prime is 10533139. The reversal of 10533138 is 83133501.

It is a super-2 number, since 2×10533138² = 221893992254088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10533139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1606 + ... + 4862.

It is an arithmetic number, because the mean of its divisors is an integer number (557118).

Almost surely, 2^10533138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10533138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13370832).

10533138 is an abundant number, since it is smaller than the sum of its proper divisors (16208526).

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

10533138 is a wasteful number, since it uses less digits than its factorization.

10533138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287 (or 3280 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 10533138 is about 3245.4796255715. The cubic root of 10533138 is about 219.2060777836.

Adding to 10533138 its reverse (83133501), we get a palindrome (93666639).

The spelling of 10533138 in words is "ten million, five hundred thirty-three thousand, one hundred thirty-eight".