14377421 has 4 divisors (see below), whose sum is σ = 14432352. Its totient is φ = 14322492.

The previous prime is 14377409. The next prime is 14377439. The reversal of 14377421 is 12477341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14377421 - 2¹⁴ = 14361037 is a prime.

It is a super-2 number, since 2×14377421² = 413420469222482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14377021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27071 + ... + 27596.

It is an arithmetic number, because the mean of its divisors is an integer number (3608088).

Almost surely, 2^14377421 is an apocalyptic number.

It is an amenable number.

14377421 is a deficient number, since it is larger than the sum of its proper divisors (54931).

14377421 is an equidigital number, since it uses as much as digits as its factorization.

14377421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54930.

The product of its digits is 4704, while the sum is 29.

The square root of 14377421 is about 3791.7569806094. The cubic root of 14377421 is about 243.1608558612.

The spelling of 14377421 in words is "fourteen million, three hundred seventy-seven thousand, four hundred twenty-one".