56699 has 6 divisors (see below), whose sum is σ = 59580. Its totient is φ = 53940.
The previous prime is 56687. The next prime is 56701. The reversal of 56699 is 99665.
It is not a de Polignac number, because 56699 - 28 = 56443 is a prime.
It is a Duffinian number.
Its product of digits (14580) is a multiple of the sum of its prime divisors (90).
It is a plaindrome in base 10 and base 15.
It is not an unprimeable number, because it can be changed into a prime (56629) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 932 + ... + 990.
It is an arithmetic number, because the mean of its divisors is an integer number (9930).
256699 is an apocalyptic number.
56699 is a gapful number since it is divisible by the number (59) formed by its first and last digit.
56699 is a deficient number, since it is larger than the sum of its proper divisors (2881).
56699 is an equidigital number, since it uses as much as digits as its factorization.
56699 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121 (or 90 counting only the distinct ones).
The product of its digits is 14580, while the sum is 35.
The square root of 56699 is about 238.1155181839. The cubic root of 56699 is about 38.4171490966.
The spelling of 56699 in words is "fifty-six thousand, six hundred ninety-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •