464487172 has 6 divisors (see below), whose sum is σ = 812852558. Its totient is φ = 232243584.

The previous prime is 464487157. The next prime is 464487217. The reversal of 464487172 is 271784464.

It can be written as a sum of positive squares in only one way, i.e., 336208896 + 128278276 = 18336^2 + 11326^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58060893 + ... + 58060900.

Almost surely, 2^464487172 is an apocalyptic number.

It is an amenable number.

464487172 is a deficient number, since it is larger than the sum of its proper divisors (348365386).

464487172 is a wasteful number, since it uses less digits than its factorization.

464487172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116121797 (or 116121795 counting only the distinct ones).

The product of its digits is 301056, while the sum is 43.

The square root of 464487172 is about 21551.9644580256. The cubic root of 464487172 is about 774.4461791476.

The spelling of 464487172 in words is "four hundred sixty-four million, four hundred eighty-seven thousand, one hundred seventy-two".