1005992994 has 16 divisors (see below), whose sum is σ = 2012300640. Its totient is φ = 335278560.

The previous prime is 1005992993. The next prime is 1005993049. The reversal of 1005992994 is 4992995001.

It is not an unprimeable number, because it can be changed into a prime (1005992993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58774 + ... + 73934.

It is an arithmetic number, because the mean of its divisors is an integer number (125768790).

Almost surely, 2^1005992994 is an apocalyptic number.

1005992994 is an abundant number, since it is smaller than the sum of its proper divisors (1006307646).

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

1005992994 is a wasteful number, since it uses less digits than its factorization.

1005992994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26225.

The product of its (nonzero) digits is 262440, while the sum is 48.

The square root of 1005992994 is about 31717.3926103644. The cubic root of 1005992994 is about 1001.9936872364.

The spelling of 1005992994 in words is "one billion, five million, nine hundred ninety-two thousand, nine hundred ninety-four".