428134126 has 32 divisors (see below), whose sum is σ = 744007680. Its totient is φ = 180985536.

The previous prime is 428134117. The next prime is 428134183. The reversal of 428134126 is 621431824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528810 + ... + 529618.

It is an arithmetic number, because the mean of its divisors is an integer number (23250240).

Almost surely, 2^428134126 is an apocalyptic number.

428134126 is a deficient number, since it is larger than the sum of its proper divisors (315873554).

428134126 is a wasteful number, since it uses less digits than its factorization.

428134126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288.

The product of its digits is 9216, while the sum is 31.

The square root of 428134126 is about 20691.4022241123. The cubic root of 428134126 is about 753.6909180726.

The spelling of 428134126 in words is "four hundred twenty-eight million, one hundred thirty-four thousand, one hundred twenty-six".