1009056272 has 40 divisors (see below), whose sum is σ = 2239606656. Its totient is φ = 431433216.

The previous prime is 1009056271. The next prime is 1009056281. The reversal of 1009056272 is 2726509001.

It is not an unprimeable number, because it can be changed into a prime (1009056271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38093 + ... + 58899.

Almost surely, 2^1009056272 is an apocalyptic number.

It is an amenable number.

1009056272 is an abundant number, since it is smaller than the sum of its proper divisors (1230550384).

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

1009056272 is a wasteful number, since it uses less digits than its factorization.

1009056272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21255 (or 21249 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1009056272 is about 31765.6460976320. The cubic root of 1009056272 is about 1003.0096900119.

The spelling of 1009056272 in words is "one billion, nine million, fifty-six thousand, two hundred seventy-two".