457865216 has 48 divisors (see below), whose sum is σ = 969433920. Its totient is φ = 215449600.

The previous prime is 457865201. The next prime is 457865231. The reversal of 457865216 is 612568754.

It is an interprime number because it is at equal distance from previous prime (457865201) and next prime (457865231).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28241 + ... + 41391.

It is an arithmetic number, because the mean of its divisors is an integer number (20196540).

Almost surely, 2^457865216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 457865216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (484716960).

457865216 is an abundant number, since it is smaller than the sum of its proper divisors (511568704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

457865216 is a wasteful number, since it uses less digits than its factorization.

457865216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13190 (or 13170 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 457865216 is about 21397.7853059610. The cubic root of 457865216 is about 770.7482556043.

The spelling of 457865216 in words is "four hundred fifty-seven million, eight hundred sixty-five thousand, two hundred sixteen".