2400716405 has 16 divisors (see below), whose sum is σ = 3035464320. Its totient is φ = 1817702208.

The previous prime is 2400716393. The next prime is 2400716407. The reversal of 2400716405 is 5046170042.

It is a cyclic number.

It is not a de Polignac number, because 2400716405 - 2²² = 2396522101 is a prime.

It is a super-3 number, since 3×2400716405³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400716407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89099 + ... + 112871.

It is an arithmetic number, because the mean of its divisors is an integer number (189716520).

Almost surely, 2^2400716405 is an apocalyptic number.

It is an amenable number.

2400716405 is a deficient number, since it is larger than the sum of its proper divisors (634747915).

2400716405 is a wasteful number, since it uses less digits than its factorization.

2400716405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24860.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 2400716405 is about 48997.1060880130. The cubic root of 2400716405 is about 1338.9991049981. Note that the first 3 decimals are identical.

Adding to 2400716405 its reverse (5046170042), we get a palindrome (7446886447).

The spelling of 2400716405 in words is "two billion, four hundred million, seven hundred sixteen thousand, four hundred five".