457242485 has 32 divisors (see below), whose sum is σ = 653225472. Its totient is φ = 300706560.

The previous prime is 457242481. The next prime is 457242491. The reversal of 457242485 is 584242754.

It is a happy number.

It is not a de Polignac number, because 457242485 - 2² = 457242481 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457242481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89459 + ... + 94431.

It is an arithmetic number, because the mean of its divisors is an integer number (20413296).

Almost surely, 2^457242485 is an apocalyptic number.

It is an amenable number.

457242485 is a deficient number, since it is larger than the sum of its proper divisors (195982987).

457242485 is a wasteful number, since it uses less digits than its factorization.

457242485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5093.

The product of its digits is 358400, while the sum is 41.

The square root of 457242485 is about 21383.2290592417. The cubic root of 457242485 is about 770.3986719440.

The spelling of 457242485 in words is "four hundred fifty-seven million, two hundred forty-two thousand, four hundred eighty-five".