1493958894 has 8 divisors (see below), whose sum is σ = 2987917800. Its totient is φ = 497986296.

The previous prime is 1493958887. The next prime is 1493958899. The reversal of 1493958894 is 4988593941.

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

1493958894 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1493958899) 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, 124496569 + ... + 124496580.

It is an arithmetic number, because the mean of its divisors is an integer number (373489725).

Almost surely, 2^1493958894 is an apocalyptic number.

1493958894 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.

1493958894 is a wasteful number, since it uses less digits than its factorization.

1493958894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248993154.

The product of its digits is 11197440, while the sum is 60.

The square root of 1493958894 is about 38651.7644357926. The cubic root of 1493958894 is about 1143.1754326579.

The spelling of 1493958894 in words is "one billion, four hundred ninety-three million, nine hundred fifty-eight thousand, eight hundred ninety-four".