472404646 has 16 divisors (see below), whose sum is σ = 812448000. Its totient is φ = 201806280.

The previous prime is 472404637. The next prime is 472404671. The reversal of 472404646 is 646404274.

It is a super-2 number, since 2×472404646² = 446332299124770632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49896 + ... + 58603.

It is an arithmetic number, because the mean of its divisors is an integer number (50778000).

Almost surely, 2^472404646 is an apocalyptic number.

472404646 is a deficient number, since it is larger than the sum of its proper divisors (340043354).

472404646 is a wasteful number, since it uses less digits than its factorization.

472404646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108819.

The product of its (nonzero) digits is 129024, while the sum is 37.

The square root of 472404646 is about 21734.8716582362. The cubic root of 472404646 is about 778.8217175641.

The spelling of 472404646 in words is "four hundred seventy-two million, four hundred four thousand, six hundred forty-six".