403113376 has 48 divisors (see below), whose sum is σ = 815338440. Its totient is φ = 196116480.

The previous prime is 403113371. The next prime is 403113421. The reversal of 403113376 is 673311304.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 175827600 + 227285776 = 13260^2 + 15076^2 .

It is not an unprimeable number, because it can be changed into a prime (403113371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188280 + ... + 190408.

Almost surely, 2^403113376 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 403113376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407669220).

403113376 is an abundant number, since it is smaller than the sum of its proper divisors (412225064).

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

403113376 is a wasteful number, since it uses less digits than its factorization.

403113376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297 (or 2289 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 403113376 is about 20077.6835317225. The cubic root of 403113376 is about 738.7129905885.

The spelling of 403113376 in words is "four hundred three million, one hundred thirteen thousand, three hundred seventy-six".