51214346 has 4 divisors (see below), whose sum is σ = 76821522. Its totient is φ = 25607172.

The previous prime is 51214337. The next prime is 51214409. The reversal of 51214346 is 64341215.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50566321 + 648025 = 7111^2 + 805^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12803585 + ... + 12803588.

Almost surely, 2^51214346 is an apocalyptic number.

51214346 is a deficient number, since it is larger than the sum of its proper divisors (25607176).

51214346 is a wasteful number, since it uses less digits than its factorization.

51214346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25607175.

The product of its digits is 2880, while the sum is 26.

The square root of 51214346 is about 7156.4199150134. The cubic root of 51214346 is about 371.3617848219.

The spelling of 51214346 in words is "fifty-one million, two hundred fourteen thousand, three hundred forty-six".