457298845 has 4 divisors (see below), whose sum is σ = 548758620. Its totient is φ = 365839072.

The previous prime is 457298843. The next prime is 457298869. The reversal of 457298845 is 548892754.

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

It can be written as a sum of positive squares in 2 ways, for example, as 114789796 + 342509049 = 10714^2 + 18507^2 .

It is a cyclic number.

It is not a de Polignac number, because 457298845 - 2¹ = 457298843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 457298792 and 457298801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457298843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45729880 + ... + 45729889.

It is an arithmetic number, because the mean of its divisors is an integer number (137189655).

Almost surely, 2^457298845 is an apocalyptic number.

It is an amenable number.

457298845 is a deficient number, since it is larger than the sum of its proper divisors (91459775).

457298845 is an equidigital number, since it uses as much as digits as its factorization.

457298845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91459774.

The product of its digits is 3225600, while the sum is 52.

The square root of 457298845 is about 21384.5468738526. The cubic root of 457298845 is about 770.4303239206.

The spelling of 457298845 in words is "four hundred fifty-seven million, two hundred ninety-eight thousand, eight hundred forty-five".