2400403605 has 8 divisors (see below), whose sum is σ = 3840645792. Its totient is φ = 1280215248.

The previous prime is 2400403547. The next prime is 2400403633. The reversal of 2400403605 is 5063040042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2400403605 - 2⁶ = 2400403541 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 80013439 + ... + 80013468.

It is an arithmetic number, because the mean of its divisors is an integer number (480080724).

Almost surely, 2^2400403605 is an apocalyptic number.

It is an amenable number.

2400403605 is a deficient number, since it is larger than the sum of its proper divisors (1440242187).

2400403605 is a wasteful number, since it uses less digits than its factorization.

2400403605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160026915.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2400403605 is about 48993.9139587766. The cubic root of 2400403605 is about 1338.9409477592.

Adding to 2400403605 its reverse (5063040042), we get a palindrome (7463443647).

The spelling of 2400403605 in words is "two billion, four hundred million, four hundred three thousand, six hundred five".