42510037 has 2 divisors, whose sum is σ = 42510038. Its totient is φ = 42510036.

The previous prime is 42510029. The next prime is 42510059. The reversal of 42510037 is 73001524.

It is an a-pointer prime, because the next prime (42510059) can be obtained adding 42510037 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42432196 + 77841 = 6514^2 + 279^2 .

It is a cyclic number.

It is not a de Polignac number, because 42510037 - 2³ = 42510029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42510007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21255018 + 21255019.

It is an arithmetic number, because the mean of its divisors is an integer number (21255019).

Almost surely, 2^42510037 is an apocalyptic number.

It is an amenable number.

42510037 is a deficient number, since it is larger than the sum of its proper divisors (1).

42510037 is an equidigital number, since it uses as much as digits as its factorization.

42510037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 42510037 is about 6519.9721625173. The cubic root of 42510037 is about 349.0040721686.

The spelling of 42510037 in words is "forty-two million, five hundred ten thousand, thirty-seven".