2403123472 has 40 divisors (see below), whose sum is σ = 4823873792. Its totient is φ = 1158537600.

The previous prime is 2403123461. The next prime is 2403123473. The reversal of 2403123472 is 2743213042.

It is a self number, because there is not a number n which added to its sum of digits gives 2403123472.

It is not an unprimeable number, because it can be changed into a prime (2403123473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128647 + ... + 146137.

Almost surely, 2^2403123472 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 2403123472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2411936896).

2403123472 is an abundant number, since it is smaller than the sum of its proper divisors (2420750320).

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

2403123472 is a wasteful number, since it uses less digits than its factorization.

2403123472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17807 (or 17801 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 2403123472 is about 49021.6632928749. The cubic root of 2403123472 is about 1339.4464692315.

The spelling of 2403123472 in words is "two billion, four hundred three million, one hundred twenty-three thousand, four hundred seventy-two".