14979789 has 32 divisors (see below), whose sum is σ = 25006080. Its totient is φ = 8780400.

The previous prime is 14979787. The next prime is 14979791. The reversal of 14979789 is 98797941.

14979789 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 (14979787) and next prime (14979791).

It is not a de Polignac number, because 14979789 - 2¹ = 14979787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14979787) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8394 + ... + 10020.

It is an arithmetic number, because the mean of its divisors is an integer number (781440).

Almost surely, 2^14979789 is an apocalyptic number.

It is an amenable number.

14979789 is a deficient number, since it is larger than the sum of its proper divisors (10026291).

14979789 is a wasteful number, since it uses less digits than its factorization.

14979789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678 (or 1672 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 54.

The square root of 14979789 is about 3870.3732378157. The cubic root of 14979789 is about 246.5103918422.

The spelling of 14979789 in words is "fourteen million, nine hundred seventy-nine thousand, seven hundred eighty-nine".