404226002 has 4 divisors (see below), whose sum is σ = 606339006. Its totient is φ = 202113000.

The previous prime is 404225981. The next prime is 404226013. The reversal of 404226002 is 200622404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 329386201 + 74839801 = 18149^2 + 8651^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101056499 + ... + 101056502.

Almost surely, 2^404226002 is an apocalyptic number.

404226002 is a deficient number, since it is larger than the sum of its proper divisors (202113004).

404226002 is a wasteful number, since it uses less digits than its factorization.

404226002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202113003.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 404226002 is about 20105.3724660848. The cubic root of 404226002 is about 739.3920024210.

Adding to 404226002 its reverse (200622404), we get a palindrome (604848406).

The spelling of 404226002 in words is "four hundred four million, two hundred twenty-six thousand, two".