426386 has 4 divisors (see below), whose sum is σ = 639582. Its totient is φ = 213192.

The previous prime is 426383. The next prime is 426389. The reversal of 426386 is 683624.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (426383) and next prime (426389).

It can be written as a sum of positive squares in only one way, i.e., 354025 + 72361 = 595^2 + 269^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426386.

It is not an unprimeable number, because it can be changed into a prime (426383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106595 + ... + 106598.

2⁴²⁶³⁸⁶ is an apocalyptic number.

426386 is a deficient number, since it is larger than the sum of its proper divisors (213196).

426386 is a wasteful number, since it uses less digits than its factorization.

426386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213195.

The product of its digits is 6912, while the sum is 29.

The square root of 426386 is about 652.9823887365. The cubic root of 426386 is about 75.2663713492.

The spelling of 426386 in words is "four hundred twenty-six thousand, three hundred eighty-six".