5340440434 has 16 divisors (see below), whose sum is σ = 9164377728. Its totient is φ = 2286425952.

The previous prime is 5340440423. The next prime is 5340440491. The reversal of 5340440434 is 4340440435.

It is a junction number, because it is equal to n+sod(n) for n = 5340440396 and 5340440405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180267 + ... + 207790.

It is an arithmetic number, because the mean of its divisors is an integer number (572773608).

Almost surely, 2^5340440434 is an apocalyptic number.

5340440434 is a deficient number, since it is larger than the sum of its proper divisors (3823937294).

5340440434 is a wasteful number, since it uses less digits than its factorization.

5340440434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389049.

The product of its (nonzero) digits is 46080, while the sum is 31.

The square root of 5340440434 is about 73078.3171262174. The cubic root of 5340440434 is about 1747.9366630365.

Adding to 5340440434 its reverse (4340440435), we get a palindrome (9680880869).

Subtracting from 5340440434 its reverse (4340440435), we obtain a palindrome (999999999).

The spelling of 5340440434 in words is "five billion, three hundred forty million, four hundred forty thousand, four hundred thirty-four".