474452388 has 144 divisors (see below), whose sum is σ = 1316165760. Its totient is φ = 143539200.

The previous prime is 474452359. The next prime is 474452399. The reversal of 474452388 is 883254474.

It is a happy number.

474452388 is a `hidden beast` number, since 4 + 7 + 44 + 523 + 88 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2650483 + ... + 2650661.

It is an arithmetic number, because the mean of its divisors is an integer number (9140040).

Almost surely, 2^474452388 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 474452388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658082880).

474452388 is an abundant number, since it is smaller than the sum of its proper divisors (841713372).

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

474452388 is a wasteful number, since it uses less digits than its factorization.

474452388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 333 counting only the distinct ones).

The product of its digits is 860160, while the sum is 45.

The square root of 474452388 is about 21781.9280138375. The cubic root of 474452388 is about 779.9454202440.

The spelling of 474452388 in words is "four hundred seventy-four million, four hundred fifty-two thousand, three hundred eighty-eight".