51346 has 4 divisors (see below), whose sum is σ = 77022. Its totient is φ = 25672.

The previous prime is 51343. The next prime is 51347. The reversal of 51346 is 64315.

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., 35721 + 15625 = 189^2 + 125^2 .

It is not an unprimeable number, because it can be changed into a prime (51341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12835 + ... + 12838.

2⁵¹³⁴⁶ is an apocalyptic number.

51346 is a deficient number, since it is larger than the sum of its proper divisors (25676).

51346 is a wasteful number, since it uses less digits than its factorization.

51346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25675.

The product of its digits is 360, while the sum is 19.

The square root of 51346 is about 226.5965577850. The cubic root of 51346 is about 37.1679725880.

The spelling of 51346 in words is "fifty-one thousand, three hundred forty-six".