404343122 has 4 divisors (see below), whose sum is σ = 606514686. Its totient is φ = 202171560.

The previous prime is 404343101. The next prime is 404343127. The reversal of 404343122 is 221343404.

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., 403969801 + 373321 = 20099^2 + 611^2 .

It is not an unprimeable number, because it can be changed into a prime (404343127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101085779 + ... + 101085782.

Almost surely, 2^404343122 is an apocalyptic number.

404343122 is a deficient number, since it is larger than the sum of its proper divisors (202171564).

404343122 is a wasteful number, since it uses less digits than its factorization.

404343122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202171563.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 404343122 is about 20108.2849094596. The cubic root of 404343122 is about 739.4634057355.

Adding to 404343122 its reverse (221343404), we get a palindrome (625686526).

The spelling of 404343122 in words is "four hundred four million, three hundred forty-three thousand, one hundred twenty-two".