1005601996 has 12 divisors (see below), whose sum is σ = 2011204048. Its totient is φ = 430972272.

The previous prime is 1005601973. The next prime is 1005601997. The reversal of 1005601996 is 6991065001.

1005601996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

1005601996 is an admirable number.

It is a super-2 number, since 2×1005601996² = 2022470748718368032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1005601997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17957151 + ... + 17957206.

Almost surely, 2^1005601996 is an apocalyptic number.

It is an amenable number.

1005601996 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1005601996 is a wasteful number, since it uses less digits than its factorization.

1005601996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35914368 (or 35914366 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 1005601996 is about 31711.2282322839. The cubic root of 1005601996 is about 1001.8638558829.

Adding to 1005601996 its reverse (6991065001), we get a palindrome (7996666997).

The spelling of 1005601996 in words is "one billion, five million, six hundred one thousand, nine hundred ninety-six".