434021055 has 16 divisors (see below), whose sum is σ = 747852000. Its totient is φ = 213671808.

The previous prime is 434021053. The next prime is 434021113. The reversal of 434021055 is 550120434.

It is not a de Polignac number, because 434021055 - 2¹ = 434021053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434021053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1112680 + ... + 1113069.

It is an arithmetic number, because the mean of its divisors is an integer number (46740750).

Almost surely, 2^434021055 is an apocalyptic number.

434021055 is a deficient number, since it is larger than the sum of its proper divisors (313830945).

434021055 is a wasteful number, since it uses less digits than its factorization.

434021055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225770.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 434021055 is about 20833.1719860419. The cubic root of 434021055 is about 757.1296711752.

Adding to 434021055 its reverse (550120434), we get a palindrome (984141489).

The spelling of 434021055 in words is "four hundred thirty-four million, twenty-one thousand, fifty-five".