390226 has 8 divisors (see below), whose sum is σ = 595440. Its totient is φ = 191748.

The previous prime is 390223. The next prime is 390263. The reversal of 390226 is 622093.

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

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 390197 and 390206.

It is not an unprimeable number, because it can be changed into a prime (390223) 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, 1536 + ... + 1771.

It is an arithmetic number, because the mean of its divisors is an integer number (74430).

2³⁹⁰²²⁶ is an apocalyptic number.

390226 is a deficient number, since it is larger than the sum of its proper divisors (205214).

390226 is a wasteful number, since it uses less digits than its factorization.

390226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 390226 is about 624.6807184474. The cubic root of 390226 is about 73.0755457372.

It can be divided in two parts, 390 and 226, that added together give a palindrome (616).

The spelling of 390226 in words is "three hundred ninety thousand, two hundred twenty-six".