14640074 has 4 divisors (see below), whose sum is σ = 21960114. Its totient is φ = 7320036.

The previous prime is 14640071. The next prime is 14640097. The reversal of 14640074 is 47004641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47004641 = 1049 ⋅44809.

It can be written as a sum of positive squares in only one way, i.e., 14554225 + 85849 = 3815^2 + 293^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14640071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3660017 + ... + 3660020.

Almost surely, 2^14640074 is an apocalyptic number.

14640074 is a deficient number, since it is larger than the sum of its proper divisors (7320040).

14640074 is an equidigital number, since it uses as much as digits as its factorization.

14640074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7320039.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 14640074 is about 3826.2349640345. The cubic root of 14640074 is about 244.6326523143.

The spelling of 14640074 in words is "fourteen million, six hundred forty thousand, seventy-four".