424457 has 8 divisors (see below), whose sum is σ = 473472. Its totient is φ = 377200.

The previous prime is 424451. The next prime is 424471. The reversal of 424457 is 754424.

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 424457 - 2¹² = 420361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424451) 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, 107 + ... + 927.

It is an arithmetic number, because the mean of its divisors is an integer number (59184).

2⁴²⁴⁴⁵⁷ is an apocalyptic number.

424457 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

424457 is a deficient number, since it is larger than the sum of its proper divisors (49015).

424457 is a wasteful number, since it uses less digits than its factorization.

424457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879.

The product of its digits is 4480, while the sum is 26.

The square root of 424457 is about 651.5036454234. The cubic root of 424457 is about 75.1526963142.

The spelling of 424457 in words is "four hundred twenty-four thousand, four hundred fifty-seven".