14765421 has 16 divisors (see below), whose sum is σ = 21572928. Its totient is φ = 8908800.

The previous prime is 14765419. The next prime is 14765423. The reversal of 14765421 is 12456741.

It is an interprime number because it is at equal distance from previous prime (14765419) and next prime (14765423).

It is not a de Polignac number, because 14765421 - 2¹ = 14765419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14765423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7611 + ... + 9351.

It is an arithmetic number, because the mean of its divisors is an integer number (1348308).

Almost surely, 2^14765421 is an apocalyptic number.

14765421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14765421 is a deficient number, since it is larger than the sum of its proper divisors (6807507).

14765421 is a wasteful number, since it uses less digits than its factorization.

14765421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012.

The product of its digits is 6720, while the sum is 30.

The square root of 14765421 is about 3842.5799926612. The cubic root of 14765421 is about 245.3288434430.

The spelling of 14765421 in words is "fourteen million, seven hundred sixty-five thousand, four hundred twenty-one".