806556086 has 16 divisors (see below), whose sum is σ = 1383954336. Its totient is φ = 345345216.

The previous prime is 806556083. The next prime is 806556089. The reversal of 806556086 is 680655608.

It is an interprime number because it is at equal distance from previous prime (806556083) and next prime (806556089).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806556083) 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, 10901 + ... + 41616.

It is an arithmetic number, because the mean of its divisors is an integer number (86497146).

Almost surely, 2^806556086 is an apocalyptic number.

806556086 is a deficient number, since it is larger than the sum of its proper divisors (577398250).

806556086 is a wasteful number, since it uses less digits than its factorization.

806556086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53623.

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 806556086 is about 28399.9310914657. The cubic root of 806556086 is about 930.8467587628.

The spelling of 806556086 in words is "eight hundred six million, five hundred fifty-six thousand, eighty-six".