457456071 has 8 divisors (see below), whose sum is σ = 611109760. Its totient is φ = 304386552.

The previous prime is 457456067. The next prime is 457456133. The reversal of 457456071 is 170654754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 457456071 - 2² = 457456067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457456001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144211 + ... + 147348.

It is an arithmetic number, because the mean of its divisors is an integer number (76388720).

Almost surely, 2^457456071 is an apocalyptic number.

457456071 is a deficient number, since it is larger than the sum of its proper divisors (153653689).

457456071 is a wasteful number, since it uses less digits than its factorization.

457456071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292085.

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 457456071 is about 21388.2227171871. Note that the first 3 decimals coincide. The cubic root of 457456071 is about 770.5186088571.

The spelling of 457456071 in words is "four hundred fifty-seven million, four hundred fifty-six thousand, seventy-one".