344426 has 4 divisors (see below), whose sum is σ = 516642. Its totient is φ = 172212.

The previous prime is 344423. The next prime is 344429. The reversal of 344426 is 624443.

It is a happy number.

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 (344423) and next prime (344429).

It can be written as a sum of positive squares in only one way, i.e., 255025 + 89401 = 505^2 + 299^2 .

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (344423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86105 + ... + 86108.

2³⁴⁴⁴²⁶ is an apocalyptic number.

344426 is a deficient number, since it is larger than the sum of its proper divisors (172216).

344426 is a wasteful number, since it uses less digits than its factorization.

344426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172215.

The product of its digits is 2304, while the sum is 23.

The square root of 344426 is about 586.8781815675. The cubic root of 344426 is about 70.0968726792.

Adding to 344426 its reverse (624443), we get a palindrome (968869).

The spelling of 344426 in words is "three hundred forty-four thousand, four hundred twenty-six".