452073618 has 24 divisors (see below), whose sum is σ = 979884828. Its totient is φ = 150630912.

The previous prime is 452073607. The next prime is 452073647. The reversal of 452073618 is 816370254.

452073618 is a `hidden beast` number, since 4 + 520 + 73 + 61 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 449991369 + 2082249 = 21213^2 + 1443^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81130 + ... + 86522.

Almost surely, 2^452073618 is an apocalyptic number.

452073618 is an abundant number, since it is smaller than the sum of its proper divisors (527811210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

452073618 is a wasteful number, since it uses less digits than its factorization.

452073618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10058 (or 10055 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 452073618 is about 21262.0229047003. The cubic root of 452073618 is about 767.4846905313.

The spelling of 452073618 in words is "four hundred fifty-two million, seventy-three thousand, six hundred eighteen".