2921697696 has 48 divisors (see below), whose sum is σ = 7755652800. Its totient is φ = 962953728.

The previous prime is 2921697683. The next prime is 2921697721. The reversal of 2921697696 is 6967961292.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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, 162436 + ... + 179523.

It is an arithmetic number, because the mean of its divisors is an integer number (161576100).

Almost surely, 2^2921697696 is an apocalyptic number.

It is an amenable number.

2921697696 is an abundant number, since it is smaller than the sum of its proper divisors (4833955104).

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

2921697696 is a wasteful number, since it uses less digits than its factorization.

2921697696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342061 (or 342053 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 57.

The square root of 2921697696 is about 54052.7306988278. The cubic root of 2921697696 is about 1429.5908484361.

The spelling of 2921697696 in words is "two billion, nine hundred twenty-one million, six hundred ninety-seven thousand, six hundred ninety-six".