434323420 has 24 divisors (see below), whose sum is σ = 917358624. Its totient is φ = 172723776.

The previous prime is 434323411. The next prime is 434323469. The reversal of 434323420 is 24323434.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 59304 + ... + 66223.

It is an arithmetic number, because the mean of its divisors is an integer number (38223276).

Almost surely, 2^434323420 is an apocalyptic number.

It is an amenable number.

434323420 is an abundant number, since it is smaller than the sum of its proper divisors (483035204).

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

434323420 is a wasteful number, since it uses less digits than its factorization.

434323420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125709 (or 125707 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 434323420 is about 20840.4275388006. The cubic root of 434323420 is about 757.3054509513.

Adding to 434323420 its reverse (24323434), we get a palindrome (458646854).

The spelling of 434323420 in words is "four hundred thirty-four million, three hundred twenty-three thousand, four hundred twenty".