1636922914 has 16 divisors (see below), whose sum is σ = 2729142720. Its totient is φ = 730016560.

The previous prime is 1636922891. The next prime is 1636922921. The reversal of 1636922914 is 4192296361.

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, 700774 + ... + 703105.

It is an arithmetic number, because the mean of its divisors is an integer number (170571420).

Almost surely, 2^1636922914 is an apocalyptic number.

1636922914 is a deficient number, since it is larger than the sum of its proper divisors (1092219806).

1636922914 is a wasteful number, since it uses less digits than its factorization.

1636922914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403945.

The product of its digits is 139968, while the sum is 43.

The square root of 1636922914 is about 40458.9040138262. The cubic root of 1636922914 is about 1178.5357001733.

The spelling of 1636922914 in words is "one billion, six hundred thirty-six million, nine hundred twenty-two thousand, nine hundred fourteen".