13822998 has 24 divisors (see below), whose sum is σ = 32160312. Its totient is φ = 3949344.

The previous prime is 13822997. The next prime is 13822999. The reversal of 13822998 is 89922831.

13822998 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13822997) and next prime (13822999).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13822997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23215 + ... + 23802.

It is an arithmetic number, because the mean of its divisors is an integer number (1340013).

Almost surely, 2^13822998 is an apocalyptic number.

13822998 is an abundant number, since it is smaller than the sum of its proper divisors (18337314).

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

13822998 is a wasteful number, since it uses less digits than its factorization.

13822998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47036 (or 47029 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 13822998 is about 3717.9292623717. The cubic root of 13822998 is about 239.9942012488.

The spelling of 13822998 in words is "thirteen million, eight hundred twenty-two thousand, nine hundred ninety-eight".