426387263 has 8 divisors (see below), whose sum is σ = 433512240. Its totient is φ = 419284800.

The previous prime is 426387259. The next prime is 426387281. The reversal of 426387263 is 362783624.

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 426387263 - 2² = 426387259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 426387263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426387763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34973 + ... + 45561.

It is an arithmetic number, because the mean of its divisors is an integer number (54189030).

Almost surely, 2^426387263 is an apocalyptic number.

426387263 is a deficient number, since it is larger than the sum of its proper divisors (7124977).

426387263 is a wasteful number, since it uses less digits than its factorization.

426387263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11257.

The product of its digits is 290304, while the sum is 41.

The square root of 426387263 is about 20649.1467862476. The cubic root of 426387263 is about 752.6644566479.

The spelling of 426387263 in words is "four hundred twenty-six million, three hundred eighty-seven thousand, two hundred sixty-three".