3528664722 has 56 divisors (see below), whose sum is σ = 8657346960. Its totient is φ = 1069287480.

The previous prime is 3528664717. The next prime is 3528664723. The reversal of 3528664722 is 2274668253.

3528664722 is a `hidden beast` number, since 3 + 528 + 66 + 47 + 22 = 666.

It is not an unprimeable number, because it can be changed into a prime (3528664723) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 93972 + ... + 126047.

Almost surely, 2^3528664722 is an apocalyptic number.

3528664722 is an abundant number, since it is smaller than the sum of its proper divisors (5128682238).

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

3528664722 is a wasteful number, since it uses less digits than its factorization.

3528664722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220050 (or 220035 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 3528664722 is about 59402.5649446217. The cubic root of 3528664722 is about 1522.4281254138.

The spelling of 3528664722 in words is "three billion, five hundred twenty-eight million, six hundred sixty-four thousand, seven hundred twenty-two".