42552075 has 48 divisors (see below), whose sum is σ = 73066752. Its totient is φ = 21840000.

The previous prime is 42552073. The next prime is 42552079. The reversal of 42552075 is 57025524.

It is not a de Polignac number, because 42552075 - 2¹ = 42552073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42552073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 324760 + ... + 324890.

It is an arithmetic number, because the mean of its divisors is an integer number (1522224).

Almost surely, 2^42552075 is an apocalyptic number.

42552075 is a deficient number, since it is larger than the sum of its proper divisors (30514677).

42552075 is a wasteful number, since it uses less digits than its factorization.

42552075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 42552075 is about 6523.1951526840. The cubic root of 42552075 is about 349.1190771628.

Adding to 42552075 its reverse (57025524), we get a palindrome (99577599).

The spelling of 42552075 in words is "forty-two million, five hundred fifty-two thousand, seventy-five".