428456535 has 32 divisors (see below), whose sum is σ = 770370048. Its totient is φ = 201759360.

The previous prime is 428456507. The next prime is 428456599. The reversal of 428456535 is 535654824.

It is not a de Polignac number, because 428456535 - 2¹⁴ = 428440151 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43281 + ... + 52250.

It is an arithmetic number, because the mean of its divisors is an integer number (24074064).

Almost surely, 2^428456535 is an apocalyptic number.

428456535 is a deficient number, since it is larger than the sum of its proper divisors (341913513).

428456535 is a wasteful number, since it uses less digits than its factorization.

428456535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95575.

The product of its digits is 576000, while the sum is 42.

The square root of 428456535 is about 20699.1916508834. The cubic root of 428456535 is about 753.8800611077.

The spelling of 428456535 in words is "four hundred twenty-eight million, four hundred fifty-six thousand, five hundred thirty-five".