428262436 has 24 divisors (see below), whose sum is σ = 906909696. Its totient is φ = 172744320.

The previous prime is 428262433. The next prime is 428262467. The reversal of 428262436 is 634262824.

It is a junction number, because it is equal to n+sod(n) for n = 428262395 and 428262404.

It is not an unprimeable number, because it can be changed into a prime (428262431) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 449380 + ... + 450331.

It is an arithmetic number, because the mean of its divisors is an integer number (37787904).

Almost surely, 2^428262436 is an apocalyptic number.

It is an amenable number.

428262436 is an abundant number, since it is smaller than the sum of its proper divisors (478647260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428262436 is a wasteful number, since it uses less digits than its factorization.

428262436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899739 (or 899737 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

The square root of 428262436 is about 20694.5025550265. The cubic root of 428262436 is about 753.7662032202.

The spelling of 428262436 in words is "four hundred twenty-eight million, two hundred sixty-two thousand, four hundred thirty-six".