457039 has 4 divisors (see below), whose sum is σ = 498600. Its totient is φ = 415480.

The previous prime is 457021. The next prime is 457043. The reversal of 457039 is 930754.

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

It is a cyclic number.

It is not a de Polignac number, because 457039 - 2¹¹ = 454991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 456998 and 457016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20764 + ... + 20785.

It is an arithmetic number, because the mean of its divisors is an integer number (124650).

2⁴⁵⁷⁰³⁹ is an apocalyptic number.

457039 is a deficient number, since it is larger than the sum of its proper divisors (41561).

457039 is a wasteful number, since it uses less digits than its factorization.

457039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41560.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 457039 is about 676.0465960272. The cubic root of 457039 is about 77.0284372391.

The spelling of 457039 in words is "four hundred fifty-seven thousand, thirty-nine".