428536904 has 8 divisors (see below), whose sum is σ = 803506710. Its totient is φ = 214268448.

The previous prime is 428536847. The next prime is 428536931. The reversal of 428536904 is 409635824.

It can be written as a sum of positive squares in only one way, i.e., 357134404 + 71402500 = 18898^2 + 8450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26783549 + ... + 26783564.

Almost surely, 2^428536904 is an apocalyptic number.

It is an amenable number.

428536904 is a deficient number, since it is larger than the sum of its proper divisors (374969806).

428536904 is a wasteful number, since it uses less digits than its factorization.

428536904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53567119 (or 53567115 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 428536904 is about 20701.1329158575. The cubic root of 428536904 is about 753.9271952537.

The spelling of 428536904 in words is "four hundred twenty-eight million, five hundred thirty-six thousand, nine hundred four".