2403630432 has 144 divisors (see below), whose sum is σ = 8081367840. Its totient is φ = 663054336.

The previous prime is 2403630419. The next prime is 2403630451. The reversal of 2403630432 is 2340363042.

It is a happy number.

2403630432 is a `hidden beast` number, since 24 + 0 + 3 + 630 + 4 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 2403630396 and 2403630405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37908 + ... + 79020.

It is an arithmetic number, because the mean of its divisors is an integer number (56120610).

Almost surely, 2^2403630432 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 2403630432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4040683920).

2403630432 is an abundant number, since it is smaller than the sum of its proper divisors (5677737408).

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

2403630432 is a wasteful number, since it uses less digits than its factorization.

2403630432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41165 (or 41154 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 2403630432 is about 49026.8337953819. The cubic root of 2403630432 is about 1339.5406519407.

Adding to 2403630432 its reverse (2340363042), we get a palindrome (4743993474).

The spelling of 2403630432 in words is "two billion, four hundred three million, six hundred thirty thousand, four hundred thirty-two".