442552533 has 4 divisors (see below), whose sum is σ = 590070048. Its totient is φ = 295035020.

The previous prime is 442552519. The next prime is 442552543. The reversal of 442552533 is 335255244.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 442552533 - 2⁵ = 442552501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 442552494 and 442552503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442552543) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 73758753 + ... + 73758758.

It is an arithmetic number, because the mean of its divisors is an integer number (147517512).

Almost surely, 2^442552533 is an apocalyptic number.

It is an amenable number.

442552533 is a deficient number, since it is larger than the sum of its proper divisors (147517515).

442552533 is a wasteful number, since it uses less digits than its factorization.

442552533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147517514.

The product of its digits is 72000, while the sum is 33.

The square root of 442552533 is about 21036.9325948438. The cubic root of 442552533 is about 762.0584392461.

The spelling of 442552533 in words is "four hundred forty-two million, five hundred fifty-two thousand, five hundred thirty-three".