1009166652 has 36 divisors (see below), whose sum is σ = 2747177160. Its totient is φ = 310512672.

The previous prime is 1009166651. The next prime is 1009166659. The reversal of 1009166652 is 2566619001.

1009166652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-4 number, since 4×1009166652⁴ (a number of 37 digits) contains 4444 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009166651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1077702 + ... + 1078637.

Almost surely, 2^1009166652 is an apocalyptic number.

1009166652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1009166652 is an abundant number, since it is smaller than the sum of its proper divisors (1738010508).

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

1009166652 is a wasteful number, since it uses less digits than its factorization.

1009166652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156362 (or 2156357 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1009166652 is about 31767.3834616577. The cubic root of 1009166652 is about 1003.0462615345.

The spelling of 1009166652 in words is "one billion, nine million, one hundred sixty-six thousand, six hundred fifty-two".