14532520 has 16 divisors (see below), whose sum is σ = 32698260. Its totient is φ = 5812992.

The previous prime is 14532503. The next prime is 14532523. The reversal of 14532520 is 2523541.

It can be written as a sum of positive squares in 2 ways, for example, as 14243076 + 289444 = 3774^2 + 538^2 .

It is a super-2 number, since 2×14532520² = 422388275100800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14532491 and 14532500.

It is not an unprimeable number, because it can be changed into a prime (14532523) 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, 181617 + ... + 181696.

Almost surely, 2^14532520 is an apocalyptic number.

14532520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14532520 is an abundant number, since it is smaller than the sum of its proper divisors (18165740).

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

14532520 is a wasteful number, since it uses less digits than its factorization.

14532520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363324 (or 363320 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 14532520 is about 3812.1542466170. The cubic root of 14532520 is about 244.0321107968.

The spelling of 14532520 in words is "fourteen million, five hundred thirty-two thousand, five hundred twenty".