423153847 has 4 divisors (see below), whose sum is σ = 423270760. Its totient is φ = 423036936.

The previous prime is 423153827. The next prime is 423153853. The reversal of 423153847 is 748351324.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423153847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423153827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52848 + ... + 60325.

It is an arithmetic number, because the mean of its divisors is an integer number (105817690).

Almost surely, 2^423153847 is an apocalyptic number.

423153847 is a deficient number, since it is larger than the sum of its proper divisors (116913).

423153847 is a wasteful number, since it uses less digits than its factorization.

423153847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116912.

The product of its digits is 80640, while the sum is 37.

The square root of 423153847 is about 20570.7036097456. The cubic root of 423153847 is about 750.7570707939.

The spelling of 423153847 in words is "four hundred twenty-three million, one hundred fifty-three thousand, eight hundred forty-seven".