2400405536 has 24 divisors (see below), whose sum is σ = 4728129084. Its totient is φ = 1199610880.

The previous prime is 2400405533. The next prime is 2400405577. The reversal of 2400405536 is 6355040042.

It can be written as a sum of positive squares in 2 ways, for example, as 1939873936 + 460531600 = 44044^2 + 21460^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2400405499 and 2400405508.

It is not an unprimeable number, because it can be changed into a prime (2400405533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51476 + ... + 86316.

Almost surely, 2^2400405536 is an apocalyptic number.

It is an amenable number.

2400405536 is a deficient number, since it is larger than the sum of its proper divisors (2327723548).

2400405536 is a wasteful number, since it uses less digits than its factorization.

2400405536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37004 (or 36996 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 2400405536 is about 48993.9336653019. The cubic root of 2400405536 is about 1338.9413067953.

Adding to 2400405536 its reverse (6355040042), we get a palindrome (8755445578).

The spelling of 2400405536 in words is "two billion, four hundred million, four hundred five thousand, five hundred thirty-six".