51683356 has 6 divisors (see below), whose sum is σ = 90445880. Its totient is φ = 25841676.

The previous prime is 51683347. The next prime is 51683381. The reversal of 51683356 is 65338615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6460416 + ... + 6460423.

Almost surely, 2^51683356 is an apocalyptic number.

It is an amenable number.

51683356 is a deficient number, since it is larger than the sum of its proper divisors (38762524).

51683356 is a wasteful number, since it uses less digits than its factorization.

51683356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12920843 (or 12920841 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 51683356 is about 7189.1137144992. The cubic root of 51683356 is about 372.4919590475.

The spelling of 51683356 in words is "fifty-one million, six hundred eighty-three thousand, three hundred fifty-six".