473236644 has 12 divisors (see below), whose sum is σ = 1104218864. Its totient is φ = 157745544.

The previous prime is 473236639. The next prime is 473236649. The reversal of 473236644 is 446632374.

It is an interprime number because it is at equal distance from previous prime (473236639) and next prime (473236649).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (473236649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19718182 + ... + 19718205.

Almost surely, 2^473236644 is an apocalyptic number.

It is an amenable number.

473236644 is an abundant number, since it is smaller than the sum of its proper divisors (630982220).

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

473236644 is a wasteful number, since it uses less digits than its factorization.

473236644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39436394 (or 39436392 counting only the distinct ones).

The product of its digits is 290304, while the sum is 39.

The square root of 473236644 is about 21754.0029419875. The cubic root of 473236644 is about 779.2786690941.

The spelling of 473236644 in words is "four hundred seventy-three million, two hundred thirty-six thousand, six hundred forty-four".