426267252 has 96 divisors (see below), whose sum is σ = 1144012800. Its totient is φ = 137176416.

The previous prime is 426267239. The next prime is 426267253. The reversal of 426267252 is 252762624.

426267252 is a `hidden beast` number, since 4 + 2 + 626 + 7 + 25 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426267253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 400473 + ... + 401535.

It is an arithmetic number, because the mean of its divisors is an integer number (11916800).

Almost surely, 2^426267252 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 426267252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (572006400).

426267252 is an abundant number, since it is smaller than the sum of its proper divisors (717745548).

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

426267252 is a wasteful number, since it uses less digits than its factorization.

426267252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202 (or 1194 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 426267252 is about 20646.2406263223. The cubic root of 426267252 is about 752.5938350184.

The spelling of 426267252 in words is "four hundred twenty-six million, two hundred sixty-seven thousand, two hundred fifty-two".