434543616 has 330 divisors, whose sum is σ = 1450455072. Its totient is φ = 129392640.

The previous prime is 434543609. The next prime is 434543621. The reversal of 434543616 is 616345434.

434543616 is a `hidden beast` number, since 4 + 34 + 5 + 4 + 3 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 14017521 + ... + 14017551.

Almost surely, 2^434543616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 434543616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725227536).

434543616 is an abundant number, since it is smaller than the sum of its proper divisors (1015911456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434543616 is a wasteful number, since it uses less digits than its factorization.

434543616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 49 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 434543616 is about 20845.7097744356. The cubic root of 434543616 is about 757.4334104782.

It can be divided in two parts, 4345 and 43616, that added together give a square (47961 = 219²).

The spelling of 434543616 in words is "four hundred thirty-four million, five hundred forty-three thousand, six hundred sixteen".