426349 has 16 divisors (see below), whose sum is σ = 547200. Its totient is φ = 329280.

The previous prime is 426331. The next prime is 426353. The reversal of 426349 is 943624.

It is not a de Polignac number, because 426349 - 2⁹ = 425837 is a prime.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3717 + ... + 3829.

It is an arithmetic number, because the mean of its divisors is an integer number (34200).

2⁴²⁶³⁴⁹ is an apocalyptic number.

426349 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

426349 is a deficient number, since it is larger than the sum of its proper divisors (120851).

426349 is a wasteful number, since it uses less digits than its factorization.

426349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 131 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 426349 is about 652.9540565767. The cubic root of 426349 is about 75.2641941856.

The spelling of 426349 in words is "four hundred twenty-six thousand, three hundred forty-nine".