1009622052 has 72 divisors (see below), whose sum is σ = 2600488800. Its totient is φ = 330219648.

The previous prime is 1009622051. The next prime is 1009622077. The reversal of 1009622052 is 2502269001.

It is not an unprimeable number, because it can be changed into a prime (1009622051) 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, 444223 + ... + 446489.

It is an arithmetic number, because the mean of its divisors is an integer number (36117900).

Almost surely, 2^1009622052 is an apocalyptic number.

1009622052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1009622052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1300244400).

1009622052 is an abundant number, since it is smaller than the sum of its proper divisors (1590866748).

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

1009622052 is a wasteful number, since it uses less digits than its factorization.

1009622052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505 (or 2500 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1009622052 is about 31774.5503823422. The cubic root of 1009622052 is about 1003.1971182086.

The spelling of 1009622052 in words is "one billion, nine million, six hundred twenty-two thousand, fifty-two".