806677140 has 24 divisors (see below), whose sum is σ = 2258696160. Its totient is φ = 215113888.

The previous prime is 806677127. The next prime is 806677141. The reversal of 806677140 is 41776608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806677141) 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, 6722250 + ... + 6722369.

It is an arithmetic number, because the mean of its divisors is an integer number (94112340).

Almost surely, 2^806677140 is an apocalyptic number.

It is an amenable number.

806677140 is an abundant number, since it is smaller than the sum of its proper divisors (1452019020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

806677140 is a wasteful number, since it uses less digits than its factorization.

806677140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13444631 (or 13444629 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 806677140 is about 28402.0622490692. The cubic root of 806677140 is about 930.8933259259.

The spelling of 806677140 in words is "eight hundred six million, six hundred seventy-seven thousand, one hundred forty".