423510254 has 4 divisors (see below), whose sum is σ = 635265384. Its totient is φ = 211755126.

The previous prime is 423510223. The next prime is 423510257. The reversal of 423510254 is 452015324.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423510257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105877562 + ... + 105877565.

It is an arithmetic number, because the mean of its divisors is an integer number (158816346).

Almost surely, 2^423510254 is an apocalyptic number.

423510254 is a deficient number, since it is larger than the sum of its proper divisors (211755130).

423510254 is a wasteful number, since it uses less digits than its factorization.

423510254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211755129.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 423510254 is about 20579.3647618191. The cubic root of 423510254 is about 750.9677900468.

Adding to 423510254 its reverse (452015324), we get a palindrome (875525578).

The spelling of 423510254 in words is "four hundred twenty-three million, five hundred ten thousand, two hundred fifty-four".