457524145 has 16 divisors (see below), whose sum is σ = 626043600. Its totient is φ = 317988864.

The previous prime is 457524127. The next prime is 457524167. The reversal of 457524145 is 541425754.

It can be written as a sum of positive squares in 8 ways, for example, as 10962721 + 446561424 = 3311^2 + 21132^2 .

It is a cyclic number.

It is not a de Polignac number, because 457524145 - 2⁵ = 457524113 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205920 + ... + 208129.

It is an arithmetic number, because the mean of its divisors is an integer number (39127725).

Almost surely, 2^457524145 is an apocalyptic number.

It is an amenable number.

457524145 is a deficient number, since it is larger than the sum of its proper divisors (168519455).

457524145 is a wasteful number, since it uses less digits than its factorization.

457524145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414084.

The product of its digits is 112000, while the sum is 37.

The square root of 457524145 is about 21389.8140478126. The cubic root of 457524145 is about 770.5568272315.

Adding to 457524145 its reverse (541425754), we get a palindrome (998949899).

The spelling of 457524145 in words is "four hundred fifty-seven million, five hundred twenty-four thousand, one hundred forty-five".