51457214 has 16 divisors (see below), whose sum is σ = 79528176. Its totient is φ = 24955200.

The previous prime is 51457207. The next prime is 51457243. The reversal of 51457214 is 41275415.

51457214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13109 + ... + 16575.

It is an arithmetic number, because the mean of its divisors is an integer number (4970511).

Almost surely, 2^51457214 is an apocalyptic number.

51457214 is a deficient number, since it is larger than the sum of its proper divisors (28070962).

51457214 is a wasteful number, since it uses less digits than its factorization.

51457214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691.

The product of its digits is 5600, while the sum is 29.

The square root of 51457214 is about 7173.3683859119. The cubic root of 51457214 is about 371.9478816644.

The spelling of 51457214 in words is "fifty-one million, four hundred fifty-seven thousand, two hundred fourteen".