609010881 has 16 divisors (see below), whose sum is σ = 824503680. Its totient is φ = 399807360.

The previous prime is 609010879. The next prime is 609010939. The reversal of 609010881 is 188010906.

It is not a de Polignac number, because 609010881 - 2¹ = 609010879 is a prime.

It is a super-2 number, since 2×609010881² = 741788506352792322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (609010481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50485 + ... + 61373.

It is an arithmetic number, because the mean of its divisors is an integer number (51531480).

Almost surely, 2^609010881 is an apocalyptic number.

It is an amenable number.

609010881 is a deficient number, since it is larger than the sum of its proper divisors (215492799).

609010881 is a wasteful number, since it uses less digits than its factorization.

609010881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11176.

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 609010881 is about 24678.1458177068. The cubic root of 609010881 is about 847.6339649525.

The spelling of 609010881 in words is "six hundred nine million, ten thousand, eight hundred eighty-one".