383426 has 8 divisors (see below), whose sum is σ = 587520. Its totient is φ = 187588.

The previous prime is 383419. The next prime is 383429. The reversal of 383426 is 624383.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 383395 and 383404.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 383426.

It is not an unprimeable number, because it can be changed into a prime (383429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946 + ... + 2133.

It is an arithmetic number, because the mean of its divisors is an integer number (73440).

2³⁸³⁴²⁶ is an apocalyptic number.

383426 is a deficient number, since it is larger than the sum of its proper divisors (204094).

383426 is a wasteful number, since it uses less digits than its factorization.

383426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4128.

The product of its digits is 3456, while the sum is 26.

The square root of 383426 is about 619.2140179292. The cubic root of 383426 is about 72.6485894301.

It can be divided in two parts, 3 and 83426, that multiplied together give a triangular number (250278 = T₇₀₇).

The spelling of 383426 in words is "three hundred eighty-three thousand, four hundred twenty-six".