51716422 has 8 divisors (see below), whose sum is σ = 77616000. Its totient is φ = 25844424.

The previous prime is 51716407. The next prime is 51716437. The reversal of 51716422 is 22461715.

It is an interprime number because it is at equal distance from previous prime (51716407) and next prime (51716437).

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

It is a congruent number.

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, 1297 + ... + 10252.

It is an arithmetic number, because the mean of its divisors is an integer number (9702000).

Almost surely, 2^51716422 is an apocalyptic number.

51716422 is a deficient number, since it is larger than the sum of its proper divisors (25899578).

51716422 is a wasteful number, since it uses less digits than its factorization.

51716422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13790.

The product of its digits is 3360, while the sum is 28.

The square root of 51716422 is about 7191.4130739376. The cubic root of 51716422 is about 372.5713798018.

The spelling of 51716422 in words is "fifty-one million, seven hundred sixteen thousand, four hundred twenty-two".