12497862 has 32 divisors (see below), whose sum is σ = 27111168. Its totient is φ = 3818016.

The previous prime is 12497861. The next prime is 12497893. The reversal of 12497862 is 26879421.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 12497862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12497861) 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, 12223 + ... + 13205.

It is an arithmetic number, because the mean of its divisors is an integer number (847224).

Almost surely, 2^12497862 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12497862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13555584).

12497862 is an abundant number, since it is smaller than the sum of its proper divisors (14613306).

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

12497862 is a wasteful number, since it uses less digits than its factorization.

12497862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164.

The product of its digits is 48384, while the sum is 39.

The square root of 12497862 is about 3535.2315341431. The cubic root of 12497862 is about 232.0662093036.

The spelling of 12497862 in words is "twelve million, four hundred ninety-seven thousand, eight hundred sixty-two".