42522075 has 36 divisors (see below), whose sum is σ = 77801568. Its totient is φ = 22190400.

The previous prime is 42522071. The next prime is 42522079. The reversal of 42522075 is 57022524.

It is an interprime number because it is at equal distance from previous prime (42522071) and next prime (42522079).

It is not a de Polignac number, because 42522075 - 2² = 42522071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42522071) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8565 + ... + 12585.

Almost surely, 2^42522075 is an apocalyptic number.

42522075 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42522075 is a deficient number, since it is larger than the sum of its proper divisors (35279493).

42522075 is a wasteful number, since it uses less digits than its factorization.

42522075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4084 (or 4076 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 42522075 is about 6520.8952606218. The cubic root of 42522075 is about 349.0370127383.

Adding to 42522075 its reverse (57022524), we get a palindrome (99544599).

It can be divided in two parts, 425 and 22075, that added together give a square (22500 = 150²).

The spelling of 42522075 in words is "forty-two million, five hundred twenty-two thousand, seventy-five".