845886464 has 22 divisors (see below), whose sum is σ = 1690948914. Its totient is φ = 422942720.

The previous prime is 845886443. The next prime is 845886511. The reversal of 845886464 is 464688548.

It can be written as a sum of positive squares in only one way, i.e., 583705600 + 262180864 = 24160^2 + 16192^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412007 + ... + 414054.

Almost surely, 2^845886464 is an apocalyptic number.

It is an amenable number.

845886464 is a deficient number, since it is larger than the sum of its proper divisors (845062450).

845886464 is an equidigital number, since it uses as much as digits as its factorization.

845886464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826081 (or 826063 counting only the distinct ones).

The product of its digits is 5898240, while the sum is 53.

The square root of 845886464 is about 29084.1273549680. The cubic root of 845886464 is about 945.7376784443.

The spelling of 845886464 in words is "eight hundred forty-five million, eight hundred eighty-six thousand, four hundred sixty-four".