2403023240 has 32 divisors (see below), whose sum is σ = 5408204760. Its totient is φ = 960960000.

The previous prime is 2403023239. The next prime is 2403023251. The reversal of 2403023240 is 423203042.

2403023240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 957654916 + 1445368324 = 30946^2 + 38018^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275750 + ... + 284330.

Almost surely, 2^2403023240 is an apocalyptic number.

2403023240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2403023240 is an abundant number, since it is smaller than the sum of its proper divisors (3005181520).

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

2403023240 is a wasteful number, since it uses less digits than its factorization.

2403023240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15593 (or 15589 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2403023240 is about 49020.6409586819. The cubic root of 2403023240 is about 1339.4278466255.

Adding to 2403023240 its reverse (423203042), we get a palindrome (2826226282).

The spelling of 2403023240 in words is "two billion, four hundred three million, twenty-three thousand, two hundred forty".