457274219 has 2 divisors, whose sum is σ = 457274220. Its totient is φ = 457274218.

The previous prime is 457274101. The next prime is 457274227. The reversal of 457274219 is 912472754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457274219 - 2¹⁶ = 457208683 is a prime.

It is a super-2 number, since 2×457274219² = 418199422724119922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (457274269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228637109 + 228637110.

It is an arithmetic number, because the mean of its divisors is an integer number (228637110).

Almost surely, 2^457274219 is an apocalyptic number.

457274219 is a deficient number, since it is larger than the sum of its proper divisors (1).

457274219 is an equidigital number, since it uses as much as digits as its factorization.

457274219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 41.

The square root of 457274219 is about 21383.9710764862. The cubic root of 457274219 is about 770.4164941913.

The spelling of 457274219 in words is "four hundred fifty-seven million, two hundred seventy-four thousand, two hundred nineteen".