407263328 has 96 divisors (see below), whose sum is σ = 874944000. Its totient is φ = 186001920.

The previous prime is 407263303. The next prime is 407263357. The reversal of 407263328 is 823362704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2929883 + ... + 2930021.

It is an arithmetic number, because the mean of its divisors is an integer number (9114000).

Almost surely, 2^407263328 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 407263328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437472000).

407263328 is an abundant number, since it is smaller than the sum of its proper divisors (467680672).

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

407263328 is a wasteful number, since it uses less digits than its factorization.

407263328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 407263328 is about 20180.7662887215. The cubic root of 407263328 is about 741.2392966253.

The spelling of 407263328 in words is "four hundred seven million, two hundred sixty-three thousand, three hundred twenty-eight".