14820240 has 40 divisors (see below), whose sum is σ = 45943488. Its totient is φ = 3952000.

The previous prime is 14820217. The next prime is 14820259. The reversal of 14820240 is 4202841.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30636 + ... + 31115.

Almost surely, 2^14820240 is an apocalyptic number.

14820240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14820240 is an abundant number, since it is smaller than the sum of its proper divisors (31123248).

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

14820240 is a wasteful number, since it uses less digits than its factorization.

14820240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61767 (or 61761 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 14820240 is about 3849.7064823178. The cubic root of 14820240 is about 245.6320760802.

The spelling of 14820240 in words is "fourteen million, eight hundred twenty thousand, two hundred forty".