1493711994 has 8 divisors (see below), whose sum is σ = 2987424000. Its totient is φ = 497903996.

The previous prime is 1493711993. The next prime is 1493712001. The reversal of 1493711994 is 4991173941.

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

1493711994 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1493711993) 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, 124475994 + ... + 124476005.

It is an arithmetic number, because the mean of its divisors is an integer number (373428000).

Almost surely, 2^1493711994 is an apocalyptic number.

1493711994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1493711994 is a wasteful number, since it uses less digits than its factorization.

1493711994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248952004.

The product of its digits is 244944, while the sum is 48.

The square root of 1493711994 is about 38648.5704004689. The cubic root of 1493711994 is about 1143.1124533338.

The spelling of 1493711994 in words is "one billion, four hundred ninety-three million, seven hundred eleven thousand, nine hundred ninety-four".