487722 has 16 divisors (see below), whose sum is σ = 1009440. Its totient is φ = 156912.

The previous prime is 487717. The next prime is 487727. The reversal of 487722 is 227784.

It is an interprime number because it is at equal distance from previous prime (487717) and next prime (487727).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 487722.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 487722.

It is not an unprimeable number, because it can be changed into a prime (487727) 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, 1228 + ... + 1575.

It is an arithmetic number, because the mean of its divisors is an integer number (63090).

2⁴⁸⁷⁷²² is an apocalyptic number.

487722 is an abundant number, since it is smaller than the sum of its proper divisors (521718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

487722 is a wasteful number, since it uses less digits than its factorization.

487722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2837.

The product of its digits is 6272, while the sum is 30.

The square root of 487722 is about 698.3709615956. The cubic root of 487722 is about 78.7149907373.

The spelling of 487722 in words is "four hundred eighty-seven thousand, seven hundred twenty-two".