866453342 has 16 divisors (see below), whose sum is σ = 1304944992. Its totient is φ = 431476320.

The previous prime is 866453339. The next prime is 866453389. The reversal of 866453342 is 243354668.

It is a self number, because there is not a number n which added to its sum of digits gives 866453342.

It is a congruent number.

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, 854828 + ... + 855840.

It is an arithmetic number, because the mean of its divisors is an integer number (81559062).

Almost surely, 2^866453342 is an apocalyptic number.

866453342 is a deficient number, since it is larger than the sum of its proper divisors (438491650).

866453342 is a wasteful number, since it uses less digits than its factorization.

866453342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323.

The product of its digits is 414720, while the sum is 41.

The square root of 866453342 is about 29435.5795254654. The cubic root of 866453342 is about 953.3412694608.

The spelling of 866453342 in words is "eight hundred sixty-six million, four hundred fifty-three thousand, three hundred forty-two".