14525220 has 48 divisors (see below), whose sum is σ = 40884480. Its totient is φ = 3853056.

The previous prime is 14525197. The next prime is 14525237. The reversal of 14525220 is 2252541.

It is a happy number.

14525220 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13461 + ... + 14499.

It is an arithmetic number, because the mean of its divisors is an integer number (851760).

Almost surely, 2^14525220 is an apocalyptic number.

14525220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14525220 is an abundant number, since it is smaller than the sum of its proper divisors (26359260).

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

14525220 is a wasteful number, since it uses less digits than its factorization.

14525220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 14525220 is about 3811.1966624671. The cubic root of 14525220 is about 243.9912430791.

Adding to 14525220 its reverse (2252541), we get a palindrome (16777761).

The spelling of 14525220 in words is "fourteen million, five hundred twenty-five thousand, two hundred twenty".