426022421 has 8 divisors (see below), whose sum is σ = 472629600. Its totient is φ = 380728240.

The previous prime is 426022411. The next prime is 426022423. The reversal of 426022421 is 124220624.

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 426022421 - 2²² = 421828117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426022423) 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 7 ways as a sum of consecutive naturals, for example, 327566 + ... + 328863.

It is an arithmetic number, because the mean of its divisors is an integer number (59078700).

Almost surely, 2^426022421 is an apocalyptic number.

It is an amenable number.

426022421 is a deficient number, since it is larger than the sum of its proper divisors (46607179).

426022421 is a wasteful number, since it uses less digits than its factorization.

426022421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656499.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 426022421 is about 20640.3105839035. The cubic root of 426022421 is about 752.4497207422.

The spelling of 426022421 in words is "four hundred twenty-six million, twenty-two thousand, four hundred twenty-one".