1493457166 has 8 divisors (see below), whose sum is σ = 2292283224. Its totient is φ = 729362760.

The previous prime is 1493457131. The next prime is 1493457169. The reversal of 1493457166 is 6617543941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493457169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8682805 + ... + 8682976.

It is an arithmetic number, because the mean of its divisors is an integer number (286535403).

Almost surely, 2^1493457166 is an apocalyptic number.

1493457166 is a deficient number, since it is larger than the sum of its proper divisors (798826058).

1493457166 is a wasteful number, since it uses less digits than its factorization.

1493457166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17365826.

The product of its digits is 544320, while the sum is 46.

The square root of 1493457166 is about 38645.2735273021. The cubic root of 1493457166 is about 1143.0474444547.

The spelling of 1493457166 in words is "one billion, four hundred ninety-three million, four hundred fifty-seven thousand, one hundred sixty-six".