457399 has 2 divisors, whose sum is σ = 457400. Its totient is φ = 457398.

The previous prime is 457397. The next prime is 457403. The reversal of 457399 is 993754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 457399 - 2¹ = 457397 is a prime.

Together with 457397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228699 + 228700.

It is an arithmetic number, because the mean of its divisors is an integer number (228700).

2⁴⁵⁷³⁹⁹ is an apocalyptic number.

457399 is a deficient number, since it is larger than the sum of its proper divisors (1).

457399 is an equidigital number, since it uses as much as digits as its factorization.

457399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 37.

The square root of 457399 is about 676.3127974540. The cubic root of 457399 is about 77.0486564909.

The spelling of 457399 in words is "four hundred fifty-seven thousand, three hundred ninety-nine".