852880440 has 32 divisors (see below), whose sum is σ = 2558641680. Its totient is φ = 227434752.

The previous prime is 852880421. The next prime is 852880477. The reversal of 852880440 is 44088258.

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, 3553549 + ... + 3553788.

Almost surely, 2^852880440 is an apocalyptic number.

It is an amenable number.

852880440 is an abundant number, since it is smaller than the sum of its proper divisors (1705761240).

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

852880440 is a wasteful number, since it uses less digits than its factorization.

852880440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7107351 (or 7107347 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 39.

The square root of 852880440 is about 29204.1168330768. The cubic root of 852880440 is about 948.3370501208.

The spelling of 852880440 in words is "eight hundred fifty-two million, eight hundred eighty thousand, four hundred forty".