840523466 has 16 divisors (see below), whose sum is σ = 1300126464. Its totient is φ = 407321904.

The previous prime is 840523459. The next prime is 840523471. The reversal of 840523466 is 664325048.

840523466 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, 33725 + ... + 53088.

It is an arithmetic number, because the mean of its divisors is an integer number (81257904).

Almost surely, 2^840523466 is an apocalyptic number.

840523466 is a deficient number, since it is larger than the sum of its proper divisors (459602998).

840523466 is a wasteful number, since it uses less digits than its factorization.

840523466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86965.

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 840523466 is about 28991.7827323537. The cubic root of 840523466 is about 943.7347515862.

The spelling of 840523466 in words is "eight hundred forty million, five hundred twenty-three thousand, four hundred sixty-six".