481226691 has 16 divisors (see below), whose sum is σ = 703842048. Its totient is φ = 290037600.

The previous prime is 481226689. The next prime is 481226729. The reversal of 481226691 is 196622184.

It is not a de Polignac number, because 481226691 - 2¹ = 481226689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481226651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34311 + ... + 46256.

It is an arithmetic number, because the mean of its divisors is an integer number (43990128).

Almost surely, 2^481226691 is an apocalyptic number.

481226691 is a deficient number, since it is larger than the sum of its proper divisors (222615357).

481226691 is a wasteful number, since it uses less digits than its factorization.

481226691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80762.

The product of its digits is 41472, while the sum is 39.

The square root of 481226691 is about 21936.8797006320. The cubic root of 481226691 is about 783.6399515314.

The spelling of 481226691 in words is "four hundred eighty-one million, two hundred twenty-six thousand, six hundred ninety-one".