14739988 has 12 divisors (see below), whose sum is σ = 25864020. Its totient is φ = 7350272.

The previous prime is 14739983. The next prime is 14739997. The reversal of 14739988 is 88993741.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9847044 + 4892944 = 3138^2 + 2212^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14739983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3181 + ... + 6292.

It is an arithmetic number, because the mean of its divisors is an integer number (2155335).

Almost surely, 2^14739988 is an apocalyptic number.

It is an amenable number.

14739988 is a deficient number, since it is larger than the sum of its proper divisors (11124032).

14739988 is a wasteful number, since it uses less digits than its factorization.

14739988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9866 (or 9864 counting only the distinct ones).

The product of its digits is 435456, while the sum is 49.

The square root of 14739988 is about 3839.2692012934. The cubic root of 14739988 is about 245.1879052711.

The spelling of 14739988 in words is "fourteen million, seven hundred thirty-nine thousand, nine hundred eighty-eight".