481662646 has 4 divisors (see below), whose sum is σ = 722493972. Its totient is φ = 240831322.

The previous prime is 481662641. The next prime is 481662647. The reversal of 481662646 is 646266184.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481662641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120415660 + ... + 120415663.

It is an arithmetic number, because the mean of its divisors is an integer number (180623493).

Almost surely, 2^481662646 is an apocalyptic number.

481662646 is a deficient number, since it is larger than the sum of its proper divisors (240831326).

481662646 is a wasteful number, since it uses less digits than its factorization.

481662646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240831325.

The product of its digits is 331776, while the sum is 43.

The square root of 481662646 is about 21946.8140284644. The cubic root of 481662646 is about 783.8765196251.

The spelling of 481662646 in words is "four hundred eighty-one million, six hundred sixty-two thousand, six hundred forty-six".