56035985 has 8 divisors (see below), whose sum is σ = 68674176. Its totient is φ = 43874800.

The previous prime is 56035979. The next prime is 56036021. The reversal of 56035985 is 58953065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56035985 - 2⁸ = 56035729 is a prime.

It is a super-2 number, since 2×56035985² = 6280063229840450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118991 + ... + 119460.

It is an arithmetic number, because the mean of its divisors is an integer number (8584272).

Almost surely, 2^56035985 is an apocalyptic number.

It is an amenable number.

56035985 is a deficient number, since it is larger than the sum of its proper divisors (12638191).

56035985 is a wasteful number, since it uses less digits than its factorization.

56035985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238503.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 56035985 is about 7485.7187363673. The cubic root of 56035985 is about 382.6681676131.

It can be divided in two parts, 5603 and 5985, that multiplied together give a triangular number (33533955 = T₈₁₈₉).

The spelling of 56035985 in words is "fifty-six million, thirty-five thousand, nine hundred eighty-five".