51355214 has 16 divisors (see below), whose sum is σ = 82118400. Its totient is φ = 24016824.

The previous prime is 51355207. The next prime is 51355231. The reversal of 51355214 is 41255315.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5552 + ... + 11555.

It is an arithmetic number, because the mean of its divisors is an integer number (5132400).

Almost surely, 2^51355214 is an apocalyptic number.

51355214 is a deficient number, since it is larger than the sum of its proper divisors (30763186).

51355214 is a wasteful number, since it uses less digits than its factorization.

51355214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17207.

The product of its digits is 3000, while the sum is 26.

The square root of 51355214 is about 7166.2552284997. The cubic root of 51355214 is about 371.7019570969.

The spelling of 51355214 in words is "fifty-one million, three hundred fifty-five thousand, two hundred fourteen".