12098724 has 48 divisors (see below), whose sum is σ = 31051776. Its totient is φ = 3636000.

The previous prime is 12098707. The next prime is 12098729. The reversal of 12098724 is 42789021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (12098729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19629 + ... + 20235.

It is an arithmetic number, because the mean of its divisors is an integer number (646912).

Almost surely, 2^12098724 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12098724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15525888).

12098724 is an abundant number, since it is smaller than the sum of its proper divisors (18953052).

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

12098724 is a wasteful number, since it uses less digits than its factorization.

12098724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 12098724 is about 3478.3220092453. The cubic root of 12098724 is about 229.5689722020.

The spelling of 12098724 in words is "twelve million, ninety-eight thousand, seven hundred twenty-four".