51683066 has 8 divisors (see below), whose sum is σ = 77565600. Its totient is φ = 25827868.

The previous prime is 51683053. The next prime is 51683081. The reversal of 51683066 is 66038615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×51683066² = 5342278622320712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166 + ... + 10233.

It is an arithmetic number, because the mean of its divisors is an integer number (9695700).

Almost surely, 2^51683066 is an apocalyptic number.

51683066 is a deficient number, since it is larger than the sum of its proper divisors (25882534).

51683066 is a wasteful number, since it uses less digits than its factorization.

51683066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13668.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 51683066 is about 7189.0935450862. The cubic root of 51683066 is about 372.4912623508.

The spelling of 51683066 in words is "fifty-one million, six hundred eighty-three thousand, sixty-six".