452216547 has 16 divisors (see below), whose sum is σ = 699079680. Its totient is φ = 288369576.

The previous prime is 452216543. The next prime is 452216551. The reversal of 452216547 is 745612254.

It is a happy number.

452216547 is a `hidden beast` number, since 452 + 2 + 165 + 47 = 666.

It is an interprime number because it is at equal distance from previous prime (452216543) and next prime (452216551).

It is not a de Polignac number, because 452216547 - 2² = 452216543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (452216543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363483 + ... + 364724.

It is an arithmetic number, because the mean of its divisors is an integer number (43692480).

Almost surely, 2^452216547 is an apocalyptic number.

452216547 is a deficient number, since it is larger than the sum of its proper divisors (246863133).

452216547 is a wasteful number, since it uses less digits than its factorization.

452216547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728239 (or 728233 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 452216547 is about 21265.3837726950. The cubic root of 452216547 is about 767.5655654570.

The spelling of 452216547 in words is "four hundred fifty-two million, two hundred sixteen thousand, five hundred forty-seven".