1609793464 has 8 divisors (see below), whose sum is σ = 3018362760. Its totient is φ = 804896728.

The previous prime is 1609793443. The next prime is 1609793491. The reversal of 1609793464 is 4643979061.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100612084 + ... + 100612099.

It is an arithmetic number, because the mean of its divisors is an integer number (377295345).

Almost surely, 2^1609793464 is an apocalyptic number.

It is an amenable number.

1609793464 is a deficient number, since it is larger than the sum of its proper divisors (1408569296).

1609793464 is a wasteful number, since it uses less digits than its factorization.

1609793464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201224189 (or 201224185 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 1609793464 is about 40122.2315431233. The cubic root of 1609793464 is about 1171.9885980867.

It can be divided in two parts, 16097 and 93464, that added together give a square (109561 = 331²).

The spelling of 1609793464 in words is "one billion, six hundred nine million, seven hundred ninety-three thousand, four hundred sixty-four".