1649094996 has 24 divisors (see below), whose sum is σ = 4074235200. Its totient is φ = 517363072.

The previous prime is 1649094991. The next prime is 1649095001. The reversal of 1649094996 is 6994909461.

It is an interprime number because it is at equal distance from previous prime (1649094991) and next prime (1649095001).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1649094991) by changing a digit.

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, 4041696 + ... + 4042103.

It is an arithmetic number, because the mean of its divisors is an integer number (169759800).

Almost surely, 2^1649094996 is an apocalyptic number.

It is an amenable number.

1649094996 is an abundant number, since it is smaller than the sum of its proper divisors (2425140204).

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

1649094996 is a wasteful number, since it uses less digits than its factorization.

1649094996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8083823 (or 8083821 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 57.

The square root of 1649094996 is about 40609.0506660769. The cubic root of 1649094996 is about 1181.4496680816.

The spelling of 1649094996 in words is "one billion, six hundred forty-nine million, ninety-four thousand, nine hundred ninety-six".