2403002140 has 72 divisors (see below), whose sum is σ = 6403873392. Its totient is φ = 748984320.

The previous prime is 2403002137. The next prime is 2403002149. The reversal of 2403002140 is 412003042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2403002149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100677 + ... + 122236.

It is an arithmetic number, because the mean of its divisors is an integer number (88942686).

Almost surely, 2^2403002140 is an apocalyptic number.

2403002140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2403002140 is an abundant number, since it is smaller than the sum of its proper divisors (4000871252).

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

2403002140 is a wasteful number, since it uses less digits than its factorization.

2403002140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222947 (or 222938 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2403002140 is about 49020.4257427452. The cubic root of 2403002140 is about 1339.4239262847.

Adding to 2403002140 its reverse (412003042), we get a palindrome (2815005182).

The spelling of 2403002140 in words is "two billion, four hundred three million, two thousand, one hundred forty".