481231773 has 40 divisors (see below), whose sum is σ = 787518336. Its totient is φ = 290433600.

The previous prime is 481231769. The next prime is 481231781. The reversal of 481231773 is 377132184.

481231773 is a `hidden beast` number, since 481 + 2 + 3 + 177 + 3 = 666.

It is not a de Polignac number, because 481231773 - 2² = 481231769 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481231873) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 240465 + ... + 242457.

Almost surely, 2^481231773 is an apocalyptic number.

It is an amenable number.

481231773 is a deficient number, since it is larger than the sum of its proper divisors (306286563).

481231773 is a wasteful number, since it uses less digits than its factorization.

481231773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287 (or 2278 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 481231773 is about 21936.9955326613. The cubic root of 481231773 is about 783.6427100679.

It can be divided in two parts, 4812 and 31773, that added together give a triangular number (36585 = T₂₇₀).

The spelling of 481231773 in words is "four hundred eighty-one million, two hundred thirty-one thousand, seven hundred seventy-three".