340401226 has 32 divisors (see below), whose sum is σ = 587865600. Its totient is φ = 146202480.

The previous prime is 340401199. The next prime is 340401233. The reversal of 340401226 is 622104043.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 340401197 and 340401206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209445 + ... + 211063.

It is an arithmetic number, because the mean of its divisors is an integer number (18370800).

Almost surely, 2^340401226 is an apocalyptic number.

340401226 is a deficient number, since it is larger than the sum of its proper divisors (247464374).

340401226 is a wasteful number, since it uses less digits than its factorization.

340401226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 340401226 is about 18449.9654742224. The cubic root of 340401226 is about 698.2276428180.

Adding to 340401226 its reverse (622104043), we get a palindrome (962505269).

The spelling of 340401226 in words is "three hundred forty million, four hundred one thousand, two hundred twenty-six".