12498530 has 16 divisors (see below), whose sum is σ = 24542784. Its totient is φ = 4544880.

The previous prime is 12498527. The next prime is 12498533. The reversal of 12498530 is 3589421.

It is an interprime number because it is at equal distance from previous prime (12498527) and next prime (12498533).

It is not an unprimeable number, because it can be changed into a prime (12498533) 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, 56702 + ... + 56921.

It is an arithmetic number, because the mean of its divisors is an integer number (1533924).

Almost surely, 2^12498530 is an apocalyptic number.

12498530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12498530 is a deficient number, since it is larger than the sum of its proper divisors (12044254).

12498530 is a wasteful number, since it uses less digits than its factorization.

12498530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113641.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 12498530 is about 3535.3260104268. The cubic root of 12498530 is about 232.0703438099.

It can be divided in two parts, 1249 and 8530, that added together give a palindrome (9779).

The spelling of 12498530 in words is "twelve million, four hundred ninety-eight thousand, five hundred thirty".