452273345 has 4 divisors (see below), whose sum is σ = 542728020. Its totient is φ = 361818672.

The previous prime is 452273333. The next prime is 452273363. The reversal of 452273345 is 543372254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543372254 = 2 ⋅271686127.

It can be written as a sum of positive squares in 2 ways, for example, as 290907136 + 161366209 = 17056^2 + 12703^2 .

It is a cyclic number.

It is not a de Polignac number, because 452273345 - 2⁶ = 452273281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45227330 + ... + 45227339.

It is an arithmetic number, because the mean of its divisors is an integer number (135682005).

Almost surely, 2^452273345 is an apocalyptic number.

It is an amenable number.

452273345 is a deficient number, since it is larger than the sum of its proper divisors (90454675).

452273345 is an equidigital number, since it uses as much as digits as its factorization.

452273345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90454674.

The product of its digits is 100800, while the sum is 35.

The square root of 452273345 is about 21266.7191875005. The cubic root of 452273345 is about 767.5976992980.

It can be divided in two parts, 45227 and 3345, that multiplied together give a triangular number (151284315 = T₁₇₃₉₄).

The spelling of 452273345 in words is "four hundred fifty-two million, two hundred seventy-three thousand, three hundred forty-five".