1223342404 has 6 divisors (see below), whose sum is σ = 2140849214. Its totient is φ = 611671200.

The previous prime is 1223342387. The next prime is 1223342411. The reversal of 1223342404 is 4042433221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 622602304 + 600740100 = 24952^2 + 24510^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152917797 + ... + 152917804.

Almost surely, 2^1223342404 is an apocalyptic number.

It is an amenable number.

1223342404 is a deficient number, since it is larger than the sum of its proper divisors (917506810).

1223342404 is a wasteful number, since it uses less digits than its factorization.

1223342404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305835605 (or 305835603 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1223342404 is about 34976.3120411515. The cubic root of 1223342404 is about 1069.5046485789.

Adding to 1223342404 its reverse (4042433221), we get a palindrome (5265775625).

The spelling of 1223342404 in words is "one billion, two hundred twenty-three million, three hundred forty-two thousand, four hundred four".