51696433 has 8 divisors (see below), whose sum is σ = 54070848. Its totient is φ = 49332624.

The previous prime is 51696431. The next prime is 51696443. The reversal of 51696433 is 33469615.

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

It is a cyclic number.

It is not a de Polignac number, because 51696433 - 2¹ = 51696431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51696392 and 51696401.

It is not an unprimeable number, because it can be changed into a prime (51696431) 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, 8335 + ... + 13147.

It is an arithmetic number, because the mean of its divisors is an integer number (6758856).

Almost surely, 2^51696433 is an apocalyptic number.

It is an amenable number.

51696433 is a deficient number, since it is larger than the sum of its proper divisors (2374415).

51696433 is a wasteful number, since it uses less digits than its factorization.

51696433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5303.

The product of its digits is 58320, while the sum is 37.

The square root of 51696433 is about 7190.0231571254. The cubic root of 51696433 is about 372.5233725556.

The spelling of 51696433 in words is "fifty-one million, six hundred ninety-six thousand, four hundred thirty-three".