14139536 has 10 divisors (see below), whose sum is σ = 27395382. Its totient is φ = 7069760.

The previous prime is 14139533. The next prime is 14139551. The reversal of 14139536 is 63593141.

It can be written as a sum of positive squares in only one way, i.e., 14137600 + 1936 = 3760^2 + 44^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14139533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 441845 + ... + 441876.

Almost surely, 2^14139536 is an apocalyptic number.

14139536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14139536 is a deficient number, since it is larger than the sum of its proper divisors (13255846).

14139536 is an equidigital number, since it uses as much as digits as its factorization.

14139536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883729 (or 883723 counting only the distinct ones).

The product of its digits is 9720, while the sum is 32.

The square root of 14139536 is about 3760.2574379954. The cubic root of 14139536 is about 241.8122989573.

The spelling of 14139536 in words is "fourteen million, one hundred thirty-nine thousand, five hundred thirty-six".