13870498 has 8 divisors (see below), whose sum is σ = 20881692. Its totient is φ = 6909936.

The previous prime is 13870477. The next prime is 13870501. The reversal of 13870498 is 89407831.

13870498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13417569 + 452929 = 3663^2 + 673^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 13870498.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11965 + ... + 13072.

Almost surely, 2^13870498 is an apocalyptic number.

13870498 is a deficient number, since it is larger than the sum of its proper divisors (7011194).

13870498 is a wasteful number, since it uses less digits than its factorization.

13870498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25316.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 13870498 is about 3724.3117484980. The cubic root of 13870498 is about 240.2687845145.

The spelling of 13870498 in words is "thirteen million, eight hundred seventy thousand, four hundred ninety-eight".