452544399 has 12 divisors (see below), whose sum is σ = 657329400. Its totient is φ = 300009744.

The previous prime is 452544377. The next prime is 452544401. The reversal of 452544399 is 993445254.

452544399 is a `hidden beast` number, since 4 + 5 + 254 + 4 + 399 = 666.

It is not a de Polignac number, because 452544399 - 2¹⁹ = 452020111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452544359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138844 + ... + 142065.

It is an arithmetic number, because the mean of its divisors is an integer number (54777450).

Almost surely, 2^452544399 is an apocalyptic number.

452544399 is a deficient number, since it is larger than the sum of its proper divisors (204785001).

452544399 is a wasteful number, since it uses less digits than its factorization.

452544399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281094 (or 281091 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 452544399 is about 21273.0909601778. The cubic root of 452544399 is about 767.7510128331.

The spelling of 452544399 in words is "four hundred fifty-two million, five hundred forty-four thousand, three hundred ninety-nine".