423553251 has 8 divisors (see below), whose sum is σ = 616077504. Its totient is φ = 256698920.

The previous prime is 423553199. The next prime is 423553259. The reversal of 423553251 is 152355324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423553251 - 2¹¹ = 423551203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423553259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6417441 + ... + 6417506.

It is an arithmetic number, because the mean of its divisors is an integer number (77009688).

Almost surely, 2^423553251 is an apocalyptic number.

423553251 is a deficient number, since it is larger than the sum of its proper divisors (192524253).

423553251 is a wasteful number, since it uses less digits than its factorization.

423553251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12834961.

The product of its digits is 18000, while the sum is 30.

The square root of 423553251 is about 20580.4093982603. The cubic root of 423553251 is about 750.9932032602.

The spelling of 423553251 in words is "four hundred twenty-three million, five hundred fifty-three thousand, two hundred fifty-one".