428435465 has 16 divisors (see below), whose sum is σ = 542467200. Its totient is φ = 323937792.

The previous prime is 428435443. The next prime is 428435519. The reversal of 428435465 is 564534824.

It is a cyclic number.

It is not a de Polignac number, because 428435465 - 2⁸ = 428435209 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36569 + ... + 46841.

It is an arithmetic number, because the mean of its divisors is an integer number (33904200).

Almost surely, 2^428435465 is an apocalyptic number.

It is an amenable number.

428435465 is a deficient number, since it is larger than the sum of its proper divisors (114031735).

428435465 is a wasteful number, since it uses less digits than its factorization.

428435465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10736.

The product of its digits is 460800, while the sum is 41.

The square root of 428435465 is about 20698.6826875528. The cubic root of 428435465 is about 753.8677031733.

The spelling of 428435465 in words is "four hundred twenty-eight million, four hundred thirty-five thousand, four hundred sixty-five".