423512457 has 8 divisors (see below), whose sum is σ = 567216384. Its totient is φ = 281075088.

The previous prime is 423512437. The next prime is 423512473. The reversal of 423512457 is 754215324.

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

It is not a de Polignac number, because 423512457 - 2⁶ = 423512393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423512437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315858 + ... + 317195.

It is an arithmetic number, because the mean of its divisors is an integer number (70902048).

Almost surely, 2^423512457 is an apocalyptic number.

It is an amenable number.

423512457 is a deficient number, since it is larger than the sum of its proper divisors (143703927).

423512457 is a wasteful number, since it uses less digits than its factorization.

423512457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633279.

The product of its digits is 33600, while the sum is 33.

The square root of 423512457 is about 20579.4182862393. The cubic root of 423512457 is about 750.9690921634.

The spelling of 423512457 in words is "four hundred twenty-three million, five hundred twelve thousand, four hundred fifty-seven".