396508476 has 288 divisors, whose sum is σ = 1275015168. Its totient is φ = 93450240.

The previous prime is 396508451. The next prime is 396508487. The reversal of 396508476 is 674805693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7481266 + ... + 7481318.

It is an arithmetic number, because the mean of its divisors is an integer number (4427136).

Almost surely, 2^396508476 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 396508476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (637507584).

396508476 is an abundant number, since it is smaller than the sum of its proper divisors (878506692).

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

396508476 is a wasteful number, since it uses less digits than its factorization.

396508476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 396508476 is about 19912.5205837935. The cubic root of 396508476 is about 734.6562175882.

The spelling of 396508476 in words is "three hundred ninety-six million, five hundred eight thousand, four hundred seventy-six".