4640434426 has 8 divisors (see below), whose sum is σ = 6960942324. Its totient is φ = 2320120320.

The previous prime is 4640434417. The next prime is 4640434459. The reversal of 4640434426 is 6244340464.

It can be written as a sum of positive squares in 2 ways, for example, as 4508988201 + 131446225 = 67149^2 + 11465^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 59706 + ... + 113338.

Almost surely, 2^4640434426 is an apocalyptic number.

4640434426 is a deficient number, since it is larger than the sum of its proper divisors (2320507898).

4640434426 is a wasteful number, since it uses less digits than its factorization.

4640434426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96896.

The product of its (nonzero) digits is 221184, while the sum is 37.

The square root of 4640434426 is about 68120.7341857088. The cubic root of 4640434426 is about 1667.9622348720.

The spelling of 4640434426 in words is "four billion, six hundred forty million, four hundred thirty-four thousand, four hundred twenty-six".