51674671 has 4 divisors (see below), whose sum is σ = 51693952. Its totient is φ = 51655392.

The previous prime is 51674669. The next prime is 51674677. The reversal of 51674671 is 17647615.

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 51674671 - 2¹ = 51674669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51674671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51674677) 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, 4815 + ... + 11248.

It is an arithmetic number, because the mean of its divisors is an integer number (12923488).

Almost surely, 2^51674671 is an apocalyptic number.

51674671 is a deficient number, since it is larger than the sum of its proper divisors (19281).

51674671 is a wasteful number, since it uses less digits than its factorization.

51674671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19280.

The product of its digits is 35280, while the sum is 37.

The square root of 51674671 is about 7188.5096508247. The cubic root of 51674671 is about 372.4710930528.

The spelling of 51674671 in words is "fifty-one million, six hundred seventy-four thousand, six hundred seventy-one".