14501538 has 16 divisors (see below), whose sum is σ = 32225760. Its totient is φ = 4833828.

The previous prime is 14501533. The next prime is 14501549. The reversal of 14501538 is 83510541.

14501538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14501533) 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, 134220 + ... + 134327.

It is an arithmetic number, because the mean of its divisors is an integer number (2014110).

Almost surely, 2^14501538 is an apocalyptic number.

14501538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14501538 is an abundant number, since it is smaller than the sum of its proper divisors (17724222).

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

14501538 is a wasteful number, since it uses less digits than its factorization.

14501538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268558 (or 268552 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 14501538 is about 3808.0884968708. The cubic root of 14501538 is about 243.8585693861.

The spelling of 14501538 in words is "fourteen million, five hundred one thousand, five hundred thirty-eight".