434848590 has 144 divisors (see below), whose sum is σ = 1262059344. Its totient is φ = 103783680.

The previous prime is 434848567. The next prime is 434848607. The reversal of 434848590 is 95848434.

It is a happy number.

434848590 is a `hidden beast` number, since 4 + 3 + 484 + 85 + 90 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 794697 + ... + 795243.

It is an arithmetic number, because the mean of its divisors is an integer number (8764301).

Almost surely, 2^434848590 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 434848590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (631029672).

434848590 is an abundant number, since it is smaller than the sum of its proper divisors (827210754).

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

434848590 is a wasteful number, since it uses less digits than its factorization.

434848590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 434848590 is about 20853.0235217822. The cubic root of 434848590 is about 757.6105645233.

The spelling of 434848590 in words is "four hundred thirty-four million, eight hundred forty-eight thousand, five hundred ninety".