14978998 has 8 divisors (see below), whose sum is σ = 22674960. Its totient is φ = 7420680.

The previous prime is 14978987. The next prime is 14979001. The reversal of 14978998 is 89987941.

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

It is a congruent number.

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, 34138 + ... + 34573.

It is an arithmetic number, because the mean of its divisors is an integer number (2834370).

Almost surely, 2^14978998 is an apocalyptic number.

14978998 is a deficient number, since it is larger than the sum of its proper divisors (7695962).

14978998 is a wasteful number, since it uses less digits than its factorization.

14978998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68822.

The product of its digits is 1306368, while the sum is 55.

The square root of 14978998 is about 3870.2710499395. The cubic root of 14978998 is about 246.5060528146.

The spelling of 14978998 in words is "fourteen million, nine hundred seventy-eight thousand, nine hundred ninety-eight".