10010538 has 24 divisors (see below), whose sum is σ = 21757476. Its totient is φ = 3326400.

The previous prime is 10010531. The next prime is 10010573. The reversal of 10010538 is 83501001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9903609 + 106929 = 3147^2 + 327^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 10010538.

It is not an unprimeable number, because it can be changed into a prime (10010531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6918 + ... + 8238.

Almost surely, 2^10010538 is an apocalyptic number.

10010538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10010538 is an abundant number, since it is smaller than the sum of its proper divisors (11746938).

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

10010538 is a wasteful number, since it uses less digits than its factorization.

10010538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750 (or 1747 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 10010538 is about 3163.9434255372. The cubic root of 10010538 is about 215.5191205448.

Adding to 10010538 its reverse (83501001), we get a palindrome (93511539).

The spelling of 10010538 in words is "ten million, ten thousand, five hundred thirty-eight".