493128156 has 96 divisors (see below), whose sum is σ = 1226953728. Its totient is φ = 153930240.

The previous prime is 493128143. The next prime is 493128161. The reversal of 493128156 is 651821394.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1874881 + ... + 1875143.

It is an arithmetic number, because the mean of its divisors is an integer number (12780768).

Almost surely, 2^493128156 is an apocalyptic number.

It is an amenable number.

493128156 is an abundant number, since it is smaller than the sum of its proper divisors (733825572).

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

493128156 is a wasteful number, since it uses less digits than its factorization.

493128156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451 (or 449 counting only the distinct ones).

The product of its digits is 51840, while the sum is 39.

The square root of 493128156 is about 22206.4890516263. The cubic root of 493128156 is about 790.0476155672.

The spelling of 493128156 in words is "four hundred ninety-three million, one hundred twenty-eight thousand, one hundred fifty-six".