3531630852 has 72 divisors (see below), whose sum is σ = 9516124800. Its totient is φ = 1101117888.

The previous prime is 3531630803. The next prime is 3531630941. The reversal of 3531630852 is 2580361353.

3531630852 is a `hidden beast` number, since 35 + 316 + 308 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21358 + ... + 86714.

It is an arithmetic number, because the mean of its divisors is an integer number (132168400).

Almost surely, 2^3531630852 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 3531630852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4758062400).

3531630852 is an abundant number, since it is smaller than the sum of its proper divisors (5984493948).

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

3531630852 is a wasteful number, since it uses less digits than its factorization.

3531630852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65465 (or 65460 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 3531630852 is about 59427.5260464374. The cubic root of 3531630852 is about 1522.8545808774.

The spelling of 3531630852 in words is "three billion, five hundred thirty-one million, six hundred thirty thousand, eight hundred fifty-two".