426911672 has 64 divisors (see below), whose sum is σ = 901549440. Its totient is φ = 187862400.

The previous prime is 426911663. The next prime is 426911677. The reversal of 426911672 is 276119624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426911677) 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, 359063 + ... + 360249.

It is an arithmetic number, because the mean of its divisors is an integer number (14086710).

Almost surely, 2^426911672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426911672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450774720).

426911672 is an abundant number, since it is smaller than the sum of its proper divisors (474637768).

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

426911672 is a wasteful number, since it uses less digits than its factorization.

426911672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332 (or 1328 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 426911672 is about 20661.8409634766. The cubic root of 426911672 is about 752.9728948102.

The spelling of 426911672 in words is "four hundred twenty-six million, nine hundred eleven thousand, six hundred seventy-two".