14476421 has 2 divisors, whose sum is σ = 14476422. Its totient is φ = 14476420.

The previous prime is 14476409. The next prime is 14476447. The reversal of 14476421 is 12467441.

It is a happy number.

14476421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8473921 + 6002500 = 2911^2 + 2450^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14476421 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14478421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7238210 + 7238211.

It is an arithmetic number, because the mean of its divisors is an integer number (7238211).

Almost surely, 2^14476421 is an apocalyptic number.

It is an amenable number.

14476421 is a deficient number, since it is larger than the sum of its proper divisors (1).

14476421 is an equidigital number, since it uses as much as digits as its factorization.

14476421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

The square root of 14476421 is about 3804.7892188661. The cubic root of 14476421 is about 243.7176984590.

The spelling of 14476421 in words is "fourteen million, four hundred seventy-six thousand, four hundred twenty-one".