4234435842 has 128 divisors (see below), whose sum is σ = 10712217600. Its totient is φ = 1108779840.

The previous prime is 4234435823. The next prime is 4234435889. The reversal of 4234435842 is 2485344324.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 4234435842.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4360417 + ... + 4361387.

It is an arithmetic number, because the mean of its divisors is an integer number (83689200).

Almost surely, 2^4234435842 is an apocalyptic number.

4234435842 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4234435842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5356108800).

4234435842 is an abundant number, since it is smaller than the sum of its proper divisors (6477781758).

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

4234435842 is a wasteful number, since it uses less digits than its factorization.

4234435842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 1159 counting only the distinct ones).

The product of its digits is 368640, while the sum is 39.

The square root of 4234435842 is about 65072.5429194219. The cubic root of 4234435842 is about 1617.8261552930.

The spelling of 4234435842 in words is "four billion, two hundred thirty-four million, four hundred thirty-five thousand, eight hundred forty-two".