42533941 has 2 divisors, whose sum is σ = 42533942. Its totient is φ = 42533940.

The previous prime is 42533921. The next prime is 42533963. The reversal of 42533941 is 14933524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38812900 + 3721041 = 6230^2 + 1929^2 .

It is a cyclic number.

It is not a de Polignac number, because 42533941 - 2⁹ = 42533429 is a prime.

It is a super-2 number, since 2×42533941² = 3618272273982962, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42533921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21266970 + 21266971.

It is an arithmetic number, because the mean of its divisors is an integer number (21266971).

Almost surely, 2^42533941 is an apocalyptic number.

It is an amenable number.

42533941 is a deficient number, since it is larger than the sum of its proper divisors (1).

42533941 is an equidigital number, since it uses as much as digits as its factorization.

42533941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

The square root of 42533941 is about 6521.8050415510. The cubic root of 42533941 is about 349.0694765664.

The spelling of 42533941 in words is "forty-two million, five hundred thirty-three thousand, nine hundred forty-one".