1996001288 has 32 divisors (see below), whose sum is σ = 3822715200. Its totient is φ = 976802112.

The previous prime is 1996001269. The next prime is 1996001303. The reversal of 1996001288 is 8821006991.

It is a super-3 number, since 3×1996001288³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 7 ways as a sum of consecutive naturals, for example, 72293 + ... + 96011.

It is an arithmetic number, because the mean of its divisors is an integer number (119459850).

Almost surely, 2^1996001288 is an apocalyptic number.

It is an amenable number.

1996001288 is a deficient number, since it is larger than the sum of its proper divisors (1826713912).

1996001288 is a wasteful number, since it uses less digits than its factorization.

1996001288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23949 (or 23945 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 44.

The square root of 1996001288 is about 44676.6302220747. The cubic root of 1996001288 is about 1259.0808127646.

The spelling of 1996001288 in words is "one billion, nine hundred ninety-six million, one thousand, two hundred eighty-eight".