1494438898 has 8 divisors (see below), whose sum is σ = 2242055808. Its totient is φ = 747086964.

The previous prime is 1494438877. The next prime is 1494438923. The reversal of 1494438898 is 8988344941.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51486 + ... + 75097.

It is an arithmetic number, because the mean of its divisors is an integer number (280256976).

Almost surely, 2^1494438898 is an apocalyptic number.

1494438898 is a deficient number, since it is larger than the sum of its proper divisors (747616910).

1494438898 is a wasteful number, since it uses less digits than its factorization.

1494438898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132488.

The product of its digits is 7962624, while the sum is 58.

The square root of 1494438898 is about 38657.9732784842. The cubic root of 1494438898 is about 1143.2978523632.

The spelling of 1494438898 in words is "one billion, four hundred ninety-four million, four hundred thirty-eight thousand, eight hundred ninety-eight".