426438077 has 16 divisors (see below), whose sum is σ = 475023360. Its totient is φ = 380160000.

The previous prime is 426438031. The next prime is 426438083. The reversal of 426438077 is 770834624.

It is a cyclic number.

It is not a de Polignac number, because 426438077 - 2¹⁸ = 426175933 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 (426438277) 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 15 ways as a sum of consecutive naturals, for example, 301949 + ... + 303357.

It is an arithmetic number, because the mean of its divisors is an integer number (29688960).

Almost surely, 2^426438077 is an apocalyptic number.

It is an amenable number.

426438077 is a deficient number, since it is larger than the sum of its proper divisors (48585283).

426438077 is a wasteful number, since it uses less digits than its factorization.

426438077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 426438077 is about 20650.3771636258. The cubic root of 426438077 is about 752.6943546427.

The spelling of 426438077 in words is "four hundred twenty-six million, four hundred thirty-eight thousand, seventy-seven".