424226000 has 120 divisors (see below), whose sum is σ = 1128151752. Its totient is φ = 154176000.

The previous prime is 424225993. The next prime is 424226017. The reversal of 424226000 is 622424.

It can be written as a sum of positive squares in 4 ways, for example, as 105103504 + 319122496 = 10252^2 + 17864^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241124 + ... + 242876.

Almost surely, 2^424226000 is an apocalyptic number.

424226000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424226000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (564075876).

424226000 is an abundant number, since it is smaller than the sum of its proper divisors (703925752).

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

424226000 is a wasteful number, since it uses less digits than its factorization.

424226000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798 (or 1771 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 424226000 is about 20596.7473160206. The cubic root of 424226000 is about 751.3906052145.

Adding to 424226000 its reverse (622424), we get a palindrome (424848424).

The spelling of 424226000 in words is "four hundred twenty-four million, two hundred twenty-six thousand".