426421326 has 8 divisors (see below), whose sum is σ = 852842664. Its totient is φ = 142140440.

The previous prime is 426421321. The next prime is 426421327. The reversal of 426421326 is 623124624.

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

426421326 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 426421293 and 426421302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426421321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35535105 + ... + 35535116.

It is an arithmetic number, because the mean of its divisors is an integer number (106605333).

Almost surely, 2^426421326 is an apocalyptic number.

426421326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

426421326 is a wasteful number, since it uses less digits than its factorization.

426421326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71070226.

The product of its digits is 13824, while the sum is 30.

The square root of 426421326 is about 20649.9715738303. The cubic root of 426421326 is about 752.6844989342.

The spelling of 426421326 in words is "four hundred twenty-six million, four hundred twenty-one thousand, three hundred twenty-six".