487222236 has 48 divisors (see below), whose sum is σ = 1284595200. Its totient is φ = 159652656.

The previous prime is 487222231. The next prime is 487222273. The reversal of 487222236 is 632222784.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 487222236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487222231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31860 + ... + 44603.

It is an arithmetic number, because the mean of its divisors is an integer number (26762400).

Almost surely, 2^487222236 is an apocalyptic number.

It is an amenable number.

487222236 is an abundant number, since it is smaller than the sum of its proper divisors (797372964).

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

487222236 is a wasteful number, since it uses less digits than its factorization.

487222236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76535 (or 76527 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 487222236 is about 22073.1111536186. Note that the first 4 decimals coincide. The cubic root of 487222236 is about 786.8809538641.

The spelling of 487222236 in words is "four hundred eighty-seven million, two hundred twenty-two thousand, two hundred thirty-six".