51704633 has 8 divisors (see below), whose sum is σ = 54929952. Its totient is φ = 48499776.

The previous prime is 51704629. The next prime is 51704663. The reversal of 51704633 is 33640715.

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

It is not a de Polignac number, because 51704633 - 2² = 51704629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51704596 and 51704605.

It is not an unprimeable number, because it can be changed into a prime (51704603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266 + ... + 10172.

It is an arithmetic number, because the mean of its divisors is an integer number (6866244).

Almost surely, 2^51704633 is an apocalyptic number.

It is an amenable number.

51704633 is a deficient number, since it is larger than the sum of its proper divisors (3225319).

51704633 is a wasteful number, since it uses less digits than its factorization.

51704633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10231.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 51704633 is about 7190.5933691177. The cubic root of 51704633 is about 372.5430678549.

The spelling of 51704633 in words is "fifty-one million, seven hundred four thousand, six hundred thirty-three".