472453428 has 12 divisors (see below), whose sum is σ = 1102391360. Its totient is φ = 157484472.

The previous prime is 472453393. The next prime is 472453433. The reversal of 472453428 is 824354274.

It is a happy number.

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

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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, 19685548 + ... + 19685571.

Almost surely, 2^472453428 is an apocalyptic number.

It is an amenable number.

472453428 is an abundant number, since it is smaller than the sum of its proper divisors (629937932).

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

472453428 is a wasteful number, since it uses less digits than its factorization.

472453428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39371126 (or 39371124 counting only the distinct ones).

The product of its digits is 215040, while the sum is 39.

The square root of 472453428 is about 21735.9938351114. The cubic root of 472453428 is about 778.8485245072.

The spelling of 472453428 in words is "four hundred seventy-two million, four hundred fifty-three thousand, four hundred twenty-eight".