56385086 has 8 divisors (see below), whose sum is σ = 86640624. Its totient is φ = 27504880.

The previous prime is 56385053. The next prime is 56385089. The reversal of 56385086 is 68058365.

56385086 = 3753² + 3754² + ... + 3756².

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

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56385089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343730 + ... + 343893.

It is an arithmetic number, because the mean of its divisors is an integer number (10830078).

Almost surely, 2^56385086 is an apocalyptic number.

56385086 is a deficient number, since it is larger than the sum of its proper divisors (30255538).

56385086 is a wasteful number, since it uses less digits than its factorization.

56385086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687666.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 56385086 is about 7509.0003329338. Note that the first 3 decimals coincide. The cubic root of 56385086 is about 383.4611900322.

The spelling of 56385086 in words is "fifty-six million, three hundred eighty-five thousand, eighty-six".