1001567652 has 24 divisors (see below), whose sum is σ = 2400154176. Its totient is φ = 324832608.

The previous prime is 1001567647. The next prime is 1001567711. The reversal of 1001567652 is 2567651001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1127448 + ... + 1128335.

It is an arithmetic number, because the mean of its divisors is an integer number (100006424).

Almost surely, 2^1001567652 is an apocalyptic number.

1001567652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001567652 is an abundant number, since it is smaller than the sum of its proper divisors (1398586524).

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

1001567652 is a wasteful number, since it uses less digits than its factorization.

1001567652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255827 (or 2255825 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 1001567652 is about 31647.5536495319. The cubic root of 1001567652 is about 1000.5222778450.

The spelling of 1001567652 in words is "one billion, one million, five hundred sixty-seven thousand, six hundred fifty-two".