1493585864 has 32 divisors (see below), whose sum is σ = 2974255200. Its totient is φ = 700719360.

The previous prime is 1493585837. The next prime is 1493585867. The reversal of 1493585864 is 4685853941.

It is not an unprimeable number, because it can be changed into a prime (1493585867) 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, 28427 + ... + 61605.

It is an arithmetic number, because the mean of its divisors is an integer number (92945475).

Almost surely, 2^1493585864 is an apocalyptic number.

It is an amenable number.

1493585864 is a deficient number, since it is larger than the sum of its proper divisors (1480669336).

1493585864 is a wasteful number, since it uses less digits than its factorization.

1493585864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33533 (or 33529 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 53.

The square root of 1493585864 is about 38646.9386109689. The cubic root of 1493585864 is about 1143.0802773782.

The spelling of 1493585864 in words is "one billion, four hundred ninety-three million, five hundred eighty-five thousand, eight hundred sixty-four".