434736684 has 72 divisors (see below), whose sum is σ = 1148958720. Its totient is φ = 138434400.

The previous prime is 434736683. The next prime is 434736689. The reversal of 434736684 is 486637434.

434736684 is a `hidden beast` number, since 43 + 473 + 66 + 84 = 666.

It is not an unprimeable number, because it can be changed into a prime (434736683) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85699 + ... + 90629.

It is an arithmetic number, because the mean of its divisors is an integer number (15957760).

Almost surely, 2^434736684 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 434736684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (574479360).

434736684 is an abundant number, since it is smaller than the sum of its proper divisors (714222036).

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

434736684 is a wasteful number, since it uses less digits than its factorization.

434736684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051 (or 5046 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 45.

The square root of 434736684 is about 20850.3401411104. The cubic root of 434736684 is about 757.5455699148.

The spelling of 434736684 in words is "four hundred thirty-four million, seven hundred thirty-six thousand, six hundred eighty-four".