2017742164 has 96 divisors (see below), whose sum is σ = 4002768000. Its totient is φ = 885717504.

The previous prime is 2017742159. The next prime is 2017742179. The reversal of 2017742164 is 4612477102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 8888619 + ... + 8888845.

It is an arithmetic number, because the mean of its divisors is an integer number (41695500).

Almost surely, 2^2017742164 is an apocalyptic number.

It is an amenable number.

2017742164 is a deficient number, since it is larger than the sum of its proper divisors (1985025836).

2017742164 is a wasteful number, since it uses less digits than its factorization.

2017742164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 2017742164 is about 44919.2849898571. The cubic root of 2017742164 is about 1263.6357080899.

The spelling of 2017742164 in words is "two billion, seventeen million, seven hundred forty-two thousand, one hundred sixty-four".