42374837 has 2 divisors, whose sum is σ = 42374838. Its totient is φ = 42374836.

The previous prime is 42374831. The next prime is 42374869. The reversal of 42374837 is 73847324.

42374837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31259281 + 11115556 = 5591^2 + 3334^2 .

It is a cyclic number.

It is not a de Polignac number, because 42374837 - 2²⁰ = 41326261 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42374837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42374831) 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, 21187418 + 21187419.

It is an arithmetic number, because the mean of its divisors is an integer number (21187419).

Almost surely, 2^42374837 is an apocalyptic number.

It is an amenable number.

42374837 is a deficient number, since it is larger than the sum of its proper divisors (1).

42374837 is an equidigital number, since it uses as much as digits as its factorization.

42374837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 38.

The square root of 42374837 is about 6509.5957631792. The cubic root of 42374837 is about 348.6336854269.

The spelling of 42374837 in words is "forty-two million, three hundred seventy-four thousand, eight hundred thirty-seven".