434621356 has 18 divisors (see below), whose sum is σ = 823595892. Its totient is φ = 200594160.

The previous prime is 434621353. The next prime is 434621377. The reversal of 434621356 is 653126434.

It is not an unprimeable number, because it can be changed into a prime (434621353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 320790 + ... + 322141.

Almost surely, 2^434621356 is an apocalyptic number.

It is an amenable number.

434621356 is a deficient number, since it is larger than the sum of its proper divisors (388974536).

434621356 is a wasteful number, since it uses less digits than its factorization.

434621356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642961 (or 642946 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 434621356 is about 20847.5743433139. The cubic root of 434621356 is about 757.4785761495.

The spelling of 434621356 in words is "four hundred thirty-four million, six hundred twenty-one thousand, three hundred fifty-six".