1493204164 has 15 divisors (see below), whose sum is σ = 2632042847. Its totient is φ = 741230844.

The previous prime is 1493204161. The next prime is 1493204173. The reversal of 1493204164 is 4614023941.

The square root of 1493204164 is 38642.

It is a perfect power (a square), and thus also a powerful number.

It is an ABA number since it can be written as A⋅B^A, here for A=4, B=139.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1493204161) by changing a digit.

It is a polite number, since it can be written in 4 ways as a sum of consecutive naturals, for example, 10742407 + ... + 10742545.

Almost surely, 2^1493204164 is an apocalyptic number.

1493204164 is the 38642-nd square number.

It is an amenable number.

1493204164 is a deficient number, since it is larger than the sum of its proper divisors (1138838683).

1493204164 is an frugal number, since it uses more digits than its factorization.

1493204164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The cubic root of 1493204164 is about 1142.9828940884.

Multiplying 1493204164 by its product of nonzero digits (20736), we get a square (30963081544704 = 5564448²).

The spelling of 1493204164 in words is "one billion, four hundred ninety-three million, two hundred four thousand, one hundred sixty-four".