457285273 has 2 divisors, whose sum is σ = 457285274. Its totient is φ = 457285272.

The previous prime is 457285249. The next prime is 457285307. The reversal of 457285273 is 372582754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 361304064 + 95981209 = 19008^2 + 9797^2 .

It is a cyclic number.

It is not a de Polignac number, because 457285273 - 2²¹ = 455188121 is a prime.

It is not a weakly prime, because it can be changed into another prime (457285373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228642636 + 228642637.

It is an arithmetic number, because the mean of its divisors is an integer number (228642637).

Almost surely, 2^457285273 is an apocalyptic number.

It is an amenable number.

457285273 is a deficient number, since it is larger than the sum of its proper divisors (1).

457285273 is an equidigital number, since it uses as much as digits as its factorization.

457285273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 470400, while the sum is 43.

The square root of 457285273 is about 21384.2295395462. The cubic root of 457285273 is about 770.4227020748.

The spelling of 457285273 in words is "four hundred fifty-seven million, two hundred eighty-five thousand, two hundred seventy-three".