485638722 has 24 divisors (see below), whose sum is σ = 1067040000. Its totient is φ = 159599160.

The previous prime is 485638661. The next prime is 485638739. The reversal of 485638722 is 227836584.

485638722 is a `hidden beast` number, since 4 + 8 + 5 + 638 + 7 + 2 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188722 + ... + 191277.

It is an arithmetic number, because the mean of its divisors is an integer number (44460000).

Almost surely, 2^485638722 is an apocalyptic number.

485638722 is an abundant number, since it is smaller than the sum of its proper divisors (581401278).

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

485638722 is a wasteful number, since it uses less digits than its factorization.

485638722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380078 (or 380075 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 485638722 is about 22037.2122102593. The cubic root of 485638722 is about 786.0275518186.

The spelling of 485638722 in words is "four hundred eighty-five million, six hundred thirty-eight thousand, seven hundred twenty-two".