434700128 has 12 divisors (see below), whose sum is σ = 855815940. Its totient is φ = 217350048.

The previous prime is 434700103. The next prime is 434700137. The reversal of 434700128 is 821007434.

It is a self number, because there is not a number n which added to its sum of digits gives 434700128.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6792158 + ... + 6792221.

It is an arithmetic number, because the mean of its divisors is an integer number (71317995).

Almost surely, 2^434700128 is an apocalyptic number.

It is an amenable number.

434700128 is a deficient number, since it is larger than the sum of its proper divisors (421115812).

434700128 is a wasteful number, since it uses less digits than its factorization.

434700128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13584389 (or 13584381 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 434700128 is about 20849.4634942964. The cubic root of 434700128 is about 757.5243359027.

The spelling of 434700128 in words is "four hundred thirty-four million, seven hundred thousand, one hundred twenty-eight".