14720456 has 8 divisors (see below), whose sum is σ = 27600870. Its totient is φ = 7360224.

The previous prime is 14720417. The next prime is 14720467. The reversal of 14720456 is 65402741.

It can be written as a sum of positive squares in only one way, i.e., 11356900 + 3363556 = 3370^2 + 1834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 920021 + ... + 920036.

Almost surely, 2^14720456 is an apocalyptic number.

It is an amenable number.

14720456 is a deficient number, since it is larger than the sum of its proper divisors (12880414).

14720456 is a wasteful number, since it uses less digits than its factorization.

14720456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840063 (or 1840059 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 14720456 is about 3836.7246447980. The cubic root of 14720456 is about 245.0795576697.

The spelling of 14720456 in words is "fourteen million, seven hundred twenty thousand, four hundred fifty-six".