1423306652 has 12 divisors (see below), whose sum is σ = 2496337200. Its totient is φ = 710067456.

The previous prime is 1423306649. The next prime is 1423306667. The reversal of 1423306652 is 2566033241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394448 + ... + 398039.

It is an arithmetic number, because the mean of its divisors is an integer number (208028100).

Almost surely, 2^1423306652 is an apocalyptic number.

It is an amenable number.

1423306652 is a deficient number, since it is larger than the sum of its proper divisors (1073030548).

1423306652 is a wasteful number, since it uses less digits than its factorization.

1423306652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792940 (or 792938 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 1423306652 is about 37726.7365670555. The cubic root of 1423306652 is about 1124.8626405463.

Adding to 1423306652 its reverse (2566033241), we get a palindrome (3989339893).

The spelling of 1423306652 in words is "one billion, four hundred twenty-three million, three hundred six thousand, six hundred fifty-two".