51624167 has 8 divisors (see below), whose sum is σ = 61564416. Its totient is φ = 42325272.

The previous prime is 51624149. The next prime is 51624169. The reversal of 51624167 is 76142615.

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 51624167 - 2⁸ = 51623911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51624169) 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, 160163 + ... + 160484.

It is an arithmetic number, because the mean of its divisors is an integer number (7695552).

Almost surely, 2^51624167 is an apocalyptic number.

51624167 is a deficient number, since it is larger than the sum of its proper divisors (9940249).

51624167 is a wasteful number, since it uses less digits than its factorization.

51624167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320677.

The product of its digits is 10080, while the sum is 32.

The square root of 51624167 is about 7184.9959638124. The cubic root of 51624167 is about 372.3497092012.

The spelling of 51624167 in words is "fifty-one million, six hundred twenty-four thousand, one hundred sixty-seven".