14679540 has 36 divisors (see below), whose sum is σ = 44528484. Its totient is φ = 3914496.

The previous prime is 14679529. The next prime is 14679559. The reversal of 14679540 is 4597641.

14679540 is a `hidden beast` number, since 1 + 46 + 79 + 540 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7518564 + 7160976 = 2742^2 + 2676^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×14679540² = 430977789223200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 14679495 and 14679504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40597 + ... + 40956.

Almost surely, 2^14679540 is an apocalyptic number.

14679540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14679540 is an abundant number, since it is smaller than the sum of its proper divisors (29848944).

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

14679540 is a wasteful number, since it uses less digits than its factorization.

14679540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81568 (or 81563 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 14679540 is about 3831.3887821520. The cubic root of 14679540 is about 244.8522780187.

The spelling of 14679540 in words is "fourteen million, six hundred seventy-nine thousand, five hundred forty".