42452537 has 2 divisors, whose sum is σ = 42452538. Its totient is φ = 42452536.

The previous prime is 42452497. The next prime is 42452551. The reversal of 42452537 is 73525424.

42452537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26739241 + 15713296 = 5171^2 + 3964^2 .

It is a cyclic number.

It is not a de Polignac number, because 42452537 - 2²⁰ = 41403961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42452437) 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 as a sum of consecutive naturals, namely, 21226268 + 21226269.

It is an arithmetic number, because the mean of its divisors is an integer number (21226269).

Almost surely, 2^42452537 is an apocalyptic number.

It is an amenable number.

42452537 is a deficient number, since it is larger than the sum of its proper divisors (1).

42452537 is an equidigital number, since it uses as much as digits as its factorization.

42452537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33600, while the sum is 32.

The square root of 42452537 is about 6515.5611423729. The cubic root of 42452537 is about 348.8466443360.

The spelling of 42452537 in words is "forty-two million, four hundred fifty-two thousand, five hundred thirty-seven".