481187 has 8 divisors (see below), whose sum is σ = 560736. Its totient is φ = 404352.

The previous prime is 481181. The next prime is 481199. The reversal of 481187 is 781184.

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

It is a cyclic number.

It is not a de Polignac number, because 481187 - 2⁴ = 481171 is a prime.

It is a super-4 number, since 4×481187⁴ (a number of 24 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 481187.

It is not an unprimeable number, because it can be changed into a prime (481181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278 + ... + 1019.

It is an arithmetic number, because the mean of its divisors is an integer number (70092).

2⁴⁸¹¹⁸⁷ is an apocalyptic number.

481187 is a deficient number, since it is larger than the sum of its proper divisors (79549).

481187 is a wasteful number, since it uses less digits than its factorization.

481187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357.

The product of its digits is 1792, while the sum is 29.

The square root of 481187 is about 693.6764375413. The cubic root of 481187 is about 78.3618406378.

The spelling of 481187 in words is "four hundred eighty-one thousand, one hundred eighty-seven".