470499646 has 8 divisors (see below), whose sum is σ = 709406784. Its totient is φ = 234030720.

The previous prime is 470499643. The next prime is 470499647. The reversal of 470499646 is 646994074.

It is a happy number.

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

It is a super-2 number, since 2×470499646² = 442739833772250632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 470499646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470499643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609070 + ... + 609841.

It is an arithmetic number, because the mean of its divisors is an integer number (88675848).

Almost surely, 2^470499646 is an apocalyptic number.

470499646 is a deficient number, since it is larger than the sum of its proper divisors (238907138).

470499646 is a wasteful number, since it uses less digits than its factorization.

470499646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219106.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 470499646 is about 21691.0038034204. The cubic root of 470499646 is about 777.7734254738.

The spelling of 470499646 in words is "four hundred seventy million, four hundred ninety-nine thousand, six hundred forty-six".