434324644 has 48 divisors (see below), whose sum is σ = 847220976. Its totient is φ = 193536000.

The previous prime is 434324623. The next prime is 434324647. The reversal of 434324644 is 446423434.

It can be written as a sum of positive squares in 8 ways, for example, as 19044 + 434305600 = 138^2 + 20840^2 .

It is not an unprimeable number, because it can be changed into a prime (434324647) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 214324 + ... + 216340.

It is an arithmetic number, because the mean of its divisors is an integer number (17650437).

Almost surely, 2^434324644 is an apocalyptic number.

It is an amenable number.

434324644 is a deficient number, since it is larger than the sum of its proper divisors (412896332).

434324644 is a wasteful number, since it uses less digits than its factorization.

434324644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176 (or 2174 counting only the distinct ones).

The product of its digits is 110592, while the sum is 34.

The square root of 434324644 is about 20840.4569047802. The cubic root of 434324644 is about 757.3061623574.

The spelling of 434324644 in words is "four hundred thirty-four million, three hundred twenty-four thousand, six hundred forty-four".