853574656 has 99 divisors (see below), whose sum is σ = 1898406223. Its totient is φ = 383313920.

The previous prime is 853574651. The next prime is 853574671. The reversal of 853574656 is 656475358.

The square root of 853574656 is 29216.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

Its product of digits (3024000) is a multiple of the sum of its prime divisors (96).

It is not an unprimeable number, because it can be changed into a prime (853574651) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10283991 + ... + 10284073.

Almost surely, 2^853574656 is an apocalyptic number.

853574656 is the 29216-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853574656

853574656 is an abundant number, since it is smaller than the sum of its proper divisors (1044831567).

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

853574656 is an equidigital number, since it uses as much as digits as its factorization.

853574656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 96 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 49.

The cubic root of 853574656 is about 948.5942851635.

Multiplying 853574656 by its sum of digits (49), we get a square (41825158144 = 204512²).

The spelling of 853574656 in words is "eight hundred fifty-three million, five hundred seventy-four thousand, six hundred fifty-six".