13862321 has 8 divisors (see below), whose sum is σ = 15444864. Its totient is φ = 12333520.

The previous prime is 13862281. The next prime is 13862333. The reversal of 13862321 is 12326831.

13862321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13862321 - 2⁶ = 13862257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13862341) 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, 12890 + ... + 13923.

It is an arithmetic number, because the mean of its divisors is an integer number (1930608).

Almost surely, 2^13862321 is an apocalyptic number.

13862321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13862321 is a deficient number, since it is larger than the sum of its proper divisors (1582543).

13862321 is a wasteful number, since it uses less digits than its factorization.

13862321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26871.

The product of its digits is 1728, while the sum is 26.

The square root of 13862321 is about 3723.2137999315. The cubic root of 13862321 is about 240.2215604457.

The spelling of 13862321 in words is "thirteen million, eight hundred sixty-two thousand, three hundred twenty-one".