42536372 has 12 divisors (see below), whose sum is σ = 74632740. Its totient is φ = 21212736.

The previous prime is 42536353. The next prime is 42536381. The reversal of 42536372 is 27363524.

It can be written as a sum of positive squares in 2 ways, for example, as 26584336 + 15952036 = 5156^2 + 3994^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12113 + ... + 15224.

It is an arithmetic number, because the mean of its divisors is an integer number (6219395).

Almost surely, 2^42536372 is an apocalyptic number.

It is an amenable number.

42536372 is a deficient number, since it is larger than the sum of its proper divisors (32096368).

42536372 is a wasteful number, since it uses less digits than its factorization.

42536372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27730 (or 27728 counting only the distinct ones).

The product of its digits is 30240, while the sum is 32.

The square root of 42536372 is about 6521.9914136711. The cubic root of 42536372 is about 349.0761267201.

Adding to 42536372 its reverse (27363524), we get a palindrome (69899896).

The spelling of 42536372 in words is "forty-two million, five hundred thirty-six thousand, three hundred seventy-two".