12240398 has 16 divisors (see below), whose sum is σ = 18874944. Its totient is φ = 5950560.

The previous prime is 12240379. The next prime is 12240401. The reversal of 12240398 is 89304221.

12240398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12240398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18188 + ... + 18848.

It is an arithmetic number, because the mean of its divisors is an integer number (1179684).

Almost surely, 2^12240398 is an apocalyptic number.

12240398 is a deficient number, since it is larger than the sum of its proper divisors (6634546).

12240398 is a wasteful number, since it uses less digits than its factorization.

12240398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 12240398 is about 3498.6280168089. The cubic root of 12240398 is about 230.4615683703.

The spelling of 12240398 in words is "twelve million, two hundred forty thousand, three hundred ninety-eight".