426323628 has 48 divisors (see below), whose sum is σ = 1106555520. Its totient is φ = 141944400.

The previous prime is 426323627. The next prime is 426323641. The reversal of 426323628 is 826323624.

426323628 is a `hidden beast` number, since 4 + 2 + 6 + 3 + 23 + 628 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 426323592 and 426323601.

It is not an unprimeable number, because it can be changed into a prime (426323627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124783 + ... + 128153.

It is an arithmetic number, because the mean of its divisors is an integer number (23053240).

Almost surely, 2^426323628 is an apocalyptic number.

It is an amenable number.

426323628 is an abundant number, since it is smaller than the sum of its proper divisors (680231892).

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

426323628 is a wasteful number, since it uses less digits than its factorization.

426323628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555 (or 4547 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 426323628 is about 20647.6058660562. The cubic root of 426323628 is about 752.6270116695.

The spelling of 426323628 in words is "four hundred twenty-six million, three hundred twenty-three thousand, six hundred twenty-eight".