850510452 has 72 divisors (see below), whose sum is σ = 2296218400. Its totient is φ = 244157760.

The previous prime is 850510439. The next prime is 850510457. The reversal of 850510452 is 254015058.

It is a super-2 number, since 2×850510452² = 1446736057922488608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850510457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12174 + ... + 43002.

Almost surely, 2^850510452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850510452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1148109200).

850510452 is an abundant number, since it is smaller than the sum of its proper divisors (1445707948).

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

850510452 is a wasteful number, since it uses less digits than its factorization.

850510452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30877 (or 30864 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 850510452 is about 29163.5123399086. The cubic root of 850510452 is about 947.4578207960.

The spelling of 850510452 in words is "eight hundred fifty million, five hundred ten thousand, four hundred fifty-two".