434621216 has 24 divisors (see below), whose sum is σ = 861120540. Its totient is φ = 215923968.

The previous prime is 434621177. The next prime is 434621221. The reversal of 434621216 is 612126434.

It can be written as a sum of positive squares in 2 ways, for example, as 408201616 + 26419600 = 20204^2 + 5140^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38231 + ... + 48278.

Almost surely, 2^434621216 is an apocalyptic number.

It is an amenable number.

434621216 is a deficient number, since it is larger than the sum of its proper divisors (426499324).

434621216 is a wasteful number, since it uses less digits than its factorization.

434621216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86676 (or 86668 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 434621216 is about 20847.5709856089. The cubic root of 434621216 is about 757.4784948166.

The spelling of 434621216 in words is "four hundred thirty-four million, six hundred twenty-one thousand, two hundred sixteen".