12038998 has 16 divisors (see below), whose sum is σ = 18440784. Its totient is φ = 5893600.

The previous prime is 12038993. The next prime is 12039007. The reversal of 12038998 is 89983021.

It is a self number, because there is not a number n which added to its sum of digits gives 12038998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12038993) 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, 21336 + ... + 21892.

It is an arithmetic number, because the mean of its divisors is an integer number (1152549).

Almost surely, 2^12038998 is an apocalyptic number.

12038998 is a deficient number, since it is larger than the sum of its proper divisors (6401786).

12038998 is a wasteful number, since it uses less digits than its factorization.

12038998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 12038998 is about 3469.7259257757. The cubic root of 12038998 is about 229.1905890325.

It can be divided in two parts, 1203 and 8998, that added together give a palindrome (10201).

The spelling of 12038998 in words is "twelve million, thirty-eight thousand, nine hundred ninety-eight".