1494188834 has 8 divisors (see below), whose sum is σ = 2301858588. Its totient is φ = 726902640.

The previous prime is 1494188827. The next prime is 1494188867. The reversal of 1494188834 is 4388814941.

It can be written as a sum of positive squares in 2 ways, for example, as 1330425625 + 163763209 = 36475^2 + 12797^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10095797 + ... + 10095944.

Almost surely, 2^1494188834 is an apocalyptic number.

1494188834 is a deficient number, since it is larger than the sum of its proper divisors (807669754).

1494188834 is a wasteful number, since it uses less digits than its factorization.

1494188834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20191780.

The product of its digits is 884736, while the sum is 50.

The square root of 1494188834 is about 38654.7388297994. The cubic root of 1494188834 is about 1143.2340795804.

The spelling of 1494188834 in words is "one billion, four hundred ninety-four million, one hundred eighty-eight thousand, eight hundred thirty-four".