481530766 has 4 divisors (see below), whose sum is σ = 722296152. Its totient is φ = 240765382.

The previous prime is 481530743. The next prime is 481530769. The reversal of 481530766 is 667035184.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481530769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120382690 + ... + 120382693.

It is an arithmetic number, because the mean of its divisors is an integer number (180574038).

Almost surely, 2^481530766 is an apocalyptic number.

481530766 is a deficient number, since it is larger than the sum of its proper divisors (240765386).

481530766 is a wasteful number, since it uses less digits than its factorization.

481530766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240765385.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 481530766 is about 21943.8092864480. The cubic root of 481530766 is about 783.8049708812.

The spelling of 481530766 in words is "four hundred eighty-one million, five hundred thirty thousand, seven hundred sixty-six".