487617722 has 8 divisors (see below), whose sum is σ = 731560116. Its totient is φ = 243764352.

The previous prime is 487617673. The next prime is 487617727. The reversal of 487617722 is 227716784.

It can be written as a sum of positive squares in 2 ways, for example, as 441798361 + 45819361 = 21019^2 + 6769^2 .

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

It is not an unprimeable number, because it can be changed into a prime (487617727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6263 + ... + 31850.

Almost surely, 2^487617722 is an apocalyptic number.

487617722 is a deficient number, since it is larger than the sum of its proper divisors (243942394).

487617722 is a wasteful number, since it uses less digits than its factorization.

487617722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44512.

The product of its digits is 263424, while the sum is 44.

The square root of 487617722 is about 22082.0678832396. The cubic root of 487617722 is about 787.0938041911.

The spelling of 487617722 in words is "four hundred eighty-seven million, six hundred seventeen thousand, seven hundred twenty-two".