494551456 has 48 divisors (see below), whose sum is σ = 1171316160. Its totient is φ = 200793600.

The previous prime is 494551441. The next prime is 494551457. The reversal of 494551456 is 654155494.

It is a super-2 number, since 2×494551456² = 489162285263439872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (494551457) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 53845 + ... + 62356.

It is an arithmetic number, because the mean of its divisors is an integer number (24402420).

Almost surely, 2^494551456 is an apocalyptic number.

It is an amenable number.

494551456 is an abundant number, since it is smaller than the sum of its proper divisors (676764704).

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

494551456 is a wasteful number, since it uses less digits than its factorization.

494551456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116237 (or 116229 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

The square root of 494551456 is about 22238.5128999221. The cubic root of 494551456 is about 790.8069818319.

The spelling of 494551456 in words is "four hundred ninety-four million, five hundred fifty-one thousand, four hundred fifty-six".