1664522296 has 32 divisors (see below), whose sum is σ = 3232327680. Its totient is φ = 803068000.

The previous prime is 1664522273. The next prime is 1664522297. The reversal of 1664522296 is 6922254661.

It is a super-2 number, since 2×1664522296² = 5541268947762223232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1664522297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4480 + ... + 57871.

It is an arithmetic number, because the mean of its divisors is an integer number (101010240).

Almost surely, 2^1664522296 is an apocalyptic number.

It is an amenable number.

1664522296 is a deficient number, since it is larger than the sum of its proper divisors (1567805384).

1664522296 is a wasteful number, since it uses less digits than its factorization.

1664522296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62475 (or 62471 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 1664522296 is about 40798.5575235204. The cubic root of 1664522296 is about 1185.1223967529.

The spelling of 1664522296 in words is "one billion, six hundred sixty-four million, five hundred twenty-two thousand, two hundred ninety-six".