14536720 has 40 divisors (see below), whose sum is σ = 36872640. Its totient is φ = 5285760.

The previous prime is 14536693. The next prime is 14536721. The reversal of 14536720 is 2763541.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×14536720² = 422632456716800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14536721) 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, 7380 + ... + 9139.

It is an arithmetic number, because the mean of its divisors is an integer number (921816).

Almost surely, 2^14536720 is an apocalyptic number.

14536720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14536720 is an abundant number, since it is smaller than the sum of its proper divisors (22335920).

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

14536720 is a wasteful number, since it uses less digits than its factorization.

14536720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16543 (or 16537 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 14536720 is about 3812.7050764516. The cubic root of 14536720 is about 244.0556175285.

The spelling of 14536720 in words is "fourteen million, five hundred thirty-six thousand, seven hundred twenty".