404276832 has 120 divisors (see below), whose sum is σ = 1251696600. Its totient is φ = 127650816.

The previous prime is 404276809. The next prime is 404276833. The reversal of 404276832 is 238672404.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404276833) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45144 + ... + 53352.

It is an arithmetic number, because the mean of its divisors is an integer number (10430805).

Almost surely, 2^404276832 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 404276832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (625848300).

404276832 is an abundant number, since it is smaller than the sum of its proper divisors (847419768).

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

404276832 is a wasteful number, since it uses less digits than its factorization.

404276832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8250 (or 8233 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 404276832 is about 20106.6365163346. The cubic root of 404276832 is about 739.4229931045.

The spelling of 404276832 in words is "four hundred four million, two hundred seventy-six thousand, eight hundred thirty-two".