404226346 has 16 divisors (see below), whose sum is σ = 617323680. Its totient is φ = 198459760.

The previous prime is 404226313. The next prime is 404226353. The reversal of 404226346 is 643622404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152916 + ... + 155536.

It is an arithmetic number, because the mean of its divisors is an integer number (38582730).

Almost surely, 2^404226346 is an apocalyptic number.

404226346 is a deficient number, since it is larger than the sum of its proper divisors (213097334).

404226346 is a wasteful number, since it uses less digits than its factorization.

404226346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 404226346 is about 20105.3810210103. The cubic root of 404226346 is about 739.3922121640.

The spelling of 404226346 in words is "four hundred four million, two hundred twenty-six thousand, three hundred forty-six".