10440530 has 8 divisors (see below), whose sum is σ = 18792972. Its totient is φ = 4176208.

The previous prime is 10440517. The next prime is 10440539. The reversal of 10440530 is 3504401.

It can be written as a sum of positive squares in 2 ways, for example, as 8404201 + 2036329 = 2899^2 + 1427^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 10440499 and 10440508.

It is not an unprimeable number, because it can be changed into a prime (10440539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522017 + ... + 522036.

Almost surely, 2^10440530 is an apocalyptic number.

10440530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10440530 is a deficient number, since it is larger than the sum of its proper divisors (8352442).

10440530 is a wasteful number, since it uses less digits than its factorization.

10440530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044060.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 10440530 is about 3231.1808986809. The cubic root of 10440530 is about 218.5617613287.

Adding to 10440530 its reverse (3504401), we get a palindrome (13944931).

The spelling of 10440530 in words is "ten million, four hundred forty thousand, five hundred thirty".