42535049 has 2 divisors, whose sum is σ = 42535050. Its totient is φ = 42535048.

The previous prime is 42535019. The next prime is 42535057. The reversal of 42535049 is 94053524.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42510400 + 24649 = 6520^2 + 157^2 .

It is a cyclic number.

It is not a de Polignac number, because 42535049 - 2¹² = 42530953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42535019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21267524 + 21267525.

It is an arithmetic number, because the mean of its divisors is an integer number (21267525).

Almost surely, 2^42535049 is an apocalyptic number.

It is an amenable number.

42535049 is a deficient number, since it is larger than the sum of its proper divisors (1).

42535049 is an equidigital number, since it uses as much as digits as its factorization.

42535049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 42535049 is about 6521.8899868060. The cubic root of 42535049 is about 349.0725076017.

The spelling of 42535049 in words is "forty-two million, five hundred thirty-five thousand, forty-nine".