51683027 has 4 divisors (see below), whose sum is σ = 56381496. Its totient is φ = 46984560.

The previous prime is 51683011. The next prime is 51683029. The reversal of 51683027 is 72038615.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 51683027 - 2⁴ = 51683011 is a prime.

It is a super-2 number, since 2×51683027² = 5342270559765458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51682984 and 51683002.

It is not an unprimeable number, because it can be changed into a prime (51683029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2349218 + ... + 2349239.

It is an arithmetic number, because the mean of its divisors is an integer number (14095374).

Almost surely, 2^51683027 is an apocalyptic number.

51683027 is a deficient number, since it is larger than the sum of its proper divisors (4698469).

51683027 is a wasteful number, since it uses less digits than its factorization.

51683027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4698468.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 51683027 is about 7189.0908326436. The cubic root of 51683027 is about 372.4911686569.

The spelling of 51683027 in words is "fifty-one million, six hundred eighty-three thousand, twenty-seven".