2402032405 has 4 divisors (see below), whose sum is σ = 2882438892. Its totient is φ = 1921625920.

The previous prime is 2402032379. The next prime is 2402032429. The reversal of 2402032405 is 5042302042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 269255281 + 2132777124 = 16409^2 + 46182^2 .

It is not a de Polignac number, because 2402032405 - 2⁷ = 2402032277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240203236 + ... + 240203245.

It is an arithmetic number, because the mean of its divisors is an integer number (720609723).

Almost surely, 2^2402032405 is an apocalyptic number.

It is an amenable number.

2402032405 is a deficient number, since it is larger than the sum of its proper divisors (480406487).

2402032405 is an equidigital number, since it uses as much as digits as its factorization.

2402032405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480406486.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2402032405 is about 49010.5336126837. The cubic root of 2402032405 is about 1339.2437265530.

Adding to 2402032405 its reverse (5042302042), we get a palindrome (7444334447).

The spelling of 2402032405 in words is "two billion, four hundred two million, thirty-two thousand, four hundred five".