51716467 has 8 divisors (see below), whose sum is σ = 56936880. Its totient is φ = 46582560.

The previous prime is 51716449. The next prime is 51716507. The reversal of 51716467 is 76461715.

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 51716467 - 2¹⁹ = 51192179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51716407) 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, 20368 + ... + 22765.

It is an arithmetic number, because the mean of its divisors is an integer number (7117110).

Almost surely, 2^51716467 is an apocalyptic number.

51716467 is a deficient number, since it is larger than the sum of its proper divisors (5220413).

51716467 is a wasteful number, since it uses less digits than its factorization.

51716467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43253.

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

The square root of 51716467 is about 7191.4162026683. The cubic root of 51716467 is about 372.5714878636.

The spelling of 51716467 in words is "fifty-one million, seven hundred sixteen thousand, four hundred sixty-seven".