428126942 has 16 divisors (see below), whose sum is σ = 670224240. Its totient is φ = 204849792.

The previous prime is 428126927. The next prime is 428126953. The reversal of 428126942 is 249621824.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 428126896 and 428126905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26108 + ... + 39215.

It is an arithmetic number, because the mean of its divisors is an integer number (41889015).

Almost surely, 2^428126942 is an apocalyptic number.

428126942 is a deficient number, since it is larger than the sum of its proper divisors (242097298).

428126942 is a wasteful number, since it uses less digits than its factorization.

428126942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65467.

The product of its digits is 55296, while the sum is 38.

The square root of 428126942 is about 20691.2286247096. The cubic root of 428126942 is about 753.6867024577.

The spelling of 428126942 in words is "four hundred twenty-eight million, one hundred twenty-six thousand, nine hundred forty-two".