2009026570 has 8 divisors (see below), whose sum is σ = 3616247844. Its totient is φ = 803610624.

The previous prime is 2009026553. The next prime is 2009026571. The reversal of 2009026570 is 756209002.

It can be written as a sum of positive squares in 2 ways, for example, as 1703790729 + 305235841 = 41277^2 + 17471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2009026571) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 100451319 + ... + 100451338.

Almost surely, 2^2009026570 is an apocalyptic number.

2009026570 is a deficient number, since it is larger than the sum of its proper divisors (1607221274).

2009026570 is a wasteful number, since it uses less digits than its factorization.

2009026570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200902664.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 2009026570 is about 44822.1660565395. The cubic root of 2009026570 is about 1261.8136663635.

The spelling of 2009026570 in words is "two billion, nine million, twenty-six thousand, five hundred seventy".