456228869 has 2 divisors, whose sum is σ = 456228870. Its totient is φ = 456228868.

The previous prime is 456228811. The next prime is 456228901. The reversal of 456228869 is 968822654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 404532769 + 51696100 = 20113^2 + 7190^2 .

It is a cyclic number.

It is not a de Polignac number, because 456228869 - 2¹⁶ = 456163333 is a prime.

It is a super-2 number, since 2×456228869² = 416289561818038322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456228169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228114434 + 228114435.

It is an arithmetic number, because the mean of its divisors is an integer number (228114435).

Almost surely, 2^456228869 is an apocalyptic number.

It is an amenable number.

456228869 is a deficient number, since it is larger than the sum of its proper divisors (1).

456228869 is an equidigital number, since it uses as much as digits as its factorization.

456228869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 50.

The square root of 456228869 is about 21359.5147182702. The cubic root of 456228869 is about 769.8289770282.

The spelling of 456228869 in words is "four hundred fifty-six million, two hundred twenty-eight thousand, eight hundred sixty-nine".