56719447 has 8 divisors (see below), whose sum is σ = 59639040. Its totient is φ = 53864160.

The previous prime is 56719417. The next prime is 56719469. The reversal of 56719447 is 74491765.

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 56719447 - 2¹¹ = 56717399 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 (56719417) 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, 14263 + ... + 17800.

It is an arithmetic number, because the mean of its divisors is an integer number (7454880).

Almost surely, 2^56719447 is an apocalyptic number.

56719447 is a deficient number, since it is larger than the sum of its proper divisors (2919593).

56719447 is a wasteful number, since it uses less digits than its factorization.

56719447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32153.

The product of its digits is 211680, while the sum is 43.

The square root of 56719447 is about 7531.2314398112. The cubic root of 56719447 is about 384.2176658568.

The spelling of 56719447 in words is "fifty-six million, seven hundred nineteen thousand, four hundred forty-seven".