860620770 has 48 divisors (see below), whose sum is σ = 2355387840. Its totient is φ = 217419552.

The previous prime is 860620753. The next prime is 860620771. The reversal of 860620770 is 77026068.

It is not an unprimeable number, because it can be changed into a prime (860620771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249934 + ... + 253353.

It is an arithmetic number, because the mean of its divisors is an integer number (49070580).

Almost surely, 2^860620770 is an apocalyptic number.

860620770 is an abundant number, since it is smaller than the sum of its proper divisors (1494767070).

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

860620770 is a wasteful number, since it uses less digits than its factorization.

860620770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503319 (or 503316 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 860620770 is about 29336.3387286144. The cubic root of 860620770 is about 951.1972974140.

The spelling of 860620770 in words is "eight hundred sixty million, six hundred twenty thousand, seven hundred seventy".