481990767 has 8 divisors (see below), whose sum is σ = 642834096. Its totient is φ = 321237312.

The previous prime is 481990763. The next prime is 481990777. The reversal of 481990767 is 767099184.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 481990767 - 2² = 481990763 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481990763) 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 in 7 ways as a sum of consecutive naturals, for example, 8758 + ... + 32259.

It is an arithmetic number, because the mean of its divisors is an integer number (80354262).

Almost surely, 2^481990767 is an apocalyptic number.

481990767 is a deficient number, since it is larger than the sum of its proper divisors (160843329).

481990767 is a wasteful number, since it uses less digits than its factorization.

481990767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44937.

The product of its (nonzero) digits is 762048, while the sum is 51.

The square root of 481990767 is about 21954.2881232802. The cubic root of 481990767 is about 784.0544781793.

The spelling of 481990767 in words is "four hundred eighty-one million, nine hundred ninety thousand, seven hundred sixty-seven".