493154816 has 120 divisors (see below), whose sum is σ = 1251120816. Its totient is φ = 192030720.

The previous prime is 493154807. The next prime is 493154839. The reversal of 493154816 is 618451394.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275075 + ... + 276861.

Almost surely, 2^493154816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 493154816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (625560408).

493154816 is an abundant number, since it is smaller than the sum of its proper divisors (757966000).

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

493154816 is a wasteful number, since it uses less digits than its factorization.

493154816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830 (or 1807 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 493154816 is about 22207.0893185037. The cubic root of 493154816 is about 790.0618527654.

The spelling of 493154816 in words is "four hundred ninety-three million, one hundred fifty-four thousand, eight hundred sixteen".