452450217 has 4 divisors (see below), whose sum is σ = 603266960. Its totient is φ = 301633476.

The previous prime is 452450161. The next prime is 452450221. The reversal of 452450217 is 712054254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 452450217 - 2⁸ = 452449961 is a prime.

It is a super-2 number, since 2×452450217² = 409422397726694178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452450417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75408367 + ... + 75408372.

It is an arithmetic number, because the mean of its divisors is an integer number (150816740).

Almost surely, 2^452450217 is an apocalyptic number.

It is an amenable number.

452450217 is a deficient number, since it is larger than the sum of its proper divisors (150816743).

452450217 is a wasteful number, since it uses less digits than its factorization.

452450217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150816742.

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 452450217 is about 21270.8772033501. The cubic root of 452450217 is about 767.6977485620.

The spelling of 452450217 in words is "four hundred fifty-two million, four hundred fifty thousand, two hundred seventeen".