1423302404 has 6 divisors (see below), whose sum is σ = 2490779214. Its totient is φ = 711651200.

The previous prime is 1423302401. The next prime is 1423302409. The reversal of 1423302404 is 4042033241.

It can be written as a sum of positive squares in only one way, i.e., 1270779904 + 152522500 = 35648^2 + 12350^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1423302404.

It is not an unprimeable number, because it can be changed into a prime (1423302401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177912797 + ... + 177912804.

It is an arithmetic number, because the mean of its divisors is an integer number (415129869).

Almost surely, 2^1423302404 is an apocalyptic number.

It is an amenable number.

1423302404 is a deficient number, since it is larger than the sum of its proper divisors (1067476810).

1423302404 is a wasteful number, since it uses less digits than its factorization.

1423302404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355825605 (or 355825603 counting only the distinct ones).

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

The square root of 1423302404 is about 37726.6802674182. The cubic root of 1423302404 is about 1124.8615214572.

Adding to 1423302404 its reverse (4042033241), we get a palindrome (5465335645).

The spelling of 1423302404 in words is "one billion, four hundred twenty-three million, three hundred two thousand, four hundred four".