482267781 has 12 divisors (see below), whose sum is σ = 737586252. Its totient is φ = 302599296.

The previous prime is 482267759. The next prime is 482267783. The reversal of 482267781 is 187762284.

482267781 is a `hidden beast` number, since 482 + 26 + 77 + 81 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 303804900 + 178462881 = 17430^2 + 13359^2 .

It is not a de Polignac number, because 482267781 - 2¹⁴ = 482251397 is a prime.

It is a super-2 number, since 2×482267781² = 465164425181327922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (482267783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1575886 + ... + 1576191.

It is an arithmetic number, because the mean of its divisors is an integer number (61465521).

Almost surely, 2^482267781 is an apocalyptic number.

It is an amenable number.

482267781 is a deficient number, since it is larger than the sum of its proper divisors (255318471).

482267781 is a wasteful number, since it uses less digits than its factorization.

482267781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3152100 (or 3152097 counting only the distinct ones).

The product of its digits is 301056, while the sum is 45.

The square root of 482267781 is about 21960.5960984669. The cubic root of 482267781 is about 784.2046556559.

The spelling of 482267781 in words is "four hundred eighty-two million, two hundred sixty-seven thousand, seven hundred eighty-one".