56798887 has 8 divisors (see below), whose sum is σ = 61160400. Its totient is φ = 52550784.

The previous prime is 56798873. The next prime is 56798897. The reversal of 56798887 is 78889765.

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 56798887 - 2¹⁵ = 56766119 is a prime.

It is a super-2 number, since 2×56798887² = 6452227128877538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56798827) 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, 27312 + ... + 29317.

It is an arithmetic number, because the mean of its divisors is an integer number (7645050).

Almost surely, 2^56798887 is an apocalyptic number.

56798887 is a deficient number, since it is larger than the sum of its proper divisors (4361513).

56798887 is a wasteful number, since it uses less digits than its factorization.

56798887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56705.

The product of its digits is 6773760, while the sum is 58.

The square root of 56798887 is about 7536.5036323218. The cubic root of 56798887 is about 384.3969577603.

The spelling of 56798887 in words is "fifty-six million, seven hundred ninety-eight thousand, eight hundred eighty-seven".