426227421 has 8 divisors (see below), whose sum is σ = 593012160. Its totient is φ = 271797152.

The previous prime is 426227419. The next prime is 426227453. The reversal of 426227421 is 124722624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 426227421 - 2¹ = 426227419 is a prime.

It is a super-2 number, since 2×426227421² = 363339628824622482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426227411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3088536 + ... + 3088673.

It is an arithmetic number, because the mean of its divisors is an integer number (74126520).

Almost surely, 2^426227421 is an apocalyptic number.

It is an amenable number.

426227421 is a deficient number, since it is larger than the sum of its proper divisors (166784739).

426227421 is a wasteful number, since it uses less digits than its factorization.

426227421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6177235.

The product of its digits is 10752, while the sum is 30.

The square root of 426227421 is about 20645.2759971864. The cubic root of 426227421 is about 752.5703931529.

The spelling of 426227421 in words is "four hundred twenty-six million, two hundred twenty-seven thousand, four hundred twenty-one".