14521900 has 18 divisors (see below), whose sum is σ = 31512740. Its totient is φ = 5808720.

The previous prime is 14521891. The next prime is 14521931. The reversal of 14521900 is 912541.

It is a super-2 number, since 2×14521900² = 421771159220000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72510 + ... + 72709.

Almost surely, 2^14521900 is an apocalyptic number.

14521900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14521900 is an abundant number, since it is smaller than the sum of its proper divisors (16990840).

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

14521900 is a wasteful number, since it uses less digits than its factorization.

14521900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145233 (or 145226 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 14521900 is about 3810.7610788398. The cubic root of 14521900 is about 243.9726521351.

The spelling of 14521900 in words is "fourteen million, five hundred twenty-one thousand, nine hundred".