8262021252 has 12 divisors (see below), whose sum is σ = 19278049616. Its totient is φ = 2754007080.

The previous prime is 8262021239. The next prime is 8262021277. The reversal of 8262021252 is 2521202628.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344250874 + ... + 344250897.

Almost surely, 2^8262021252 is an apocalyptic number.

It is an amenable number.

8262021252 is an abundant number, since it is smaller than the sum of its proper divisors (11016028364).

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

8262021252 is a wasteful number, since it uses less digits than its factorization.

8262021252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688501778 (or 688501776 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 8262021252 is about 90895.6613486034. The cubic root of 8262021252 is about 2021.6009635987.

The spelling of 8262021252 in words is "eight billion, two hundred sixty-two million, twenty-one thousand, two hundred fifty-two".