866452460 has 24 divisors (see below), whose sum is σ = 1821140496. Its totient is φ = 346278080.

The previous prime is 866452453. The next prime is 866452513. The reversal of 866452460 is 64254668.

866452460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5279 + ... + 41961.

It is an arithmetic number, because the mean of its divisors is an integer number (75880854).

Almost surely, 2^866452460 is an apocalyptic number.

It is an amenable number.

866452460 is an abundant number, since it is smaller than the sum of its proper divisors (954688036).

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

866452460 is a wasteful number, since it uses less digits than its factorization.

866452460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37873 (or 37871 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 866452460 is about 29435.5645435925. The cubic root of 866452460 is about 953.3409459784.

It can be divided in two parts, 86 and 6452460, that added together give a palindrome (6452546).

The spelling of 866452460 in words is "eight hundred sixty-six million, four hundred fifty-two thousand, four hundred sixty".