42033601 has 2 divisors, whose sum is σ = 42033602. Its totient is φ = 42033600.

The previous prime is 42033587. The next prime is 42033617. The reversal of 42033601 is 10633024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30636225 + 11397376 = 5535^2 + 3376^2 .

It is a cyclic number.

It is not a de Polignac number, because 42033601 - 2¹³ = 42025409 is a prime.

It is a super-2 number, since 2×42033601² = 3533647226054402, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42033631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21016800 + 21016801.

It is an arithmetic number, because the mean of its divisors is an integer number (21016801).

Almost surely, 2^42033601 is an apocalyptic number.

It is an amenable number.

42033601 is a deficient number, since it is larger than the sum of its proper divisors (1).

42033601 is an equidigital number, since it uses as much as digits as its factorization.

42033601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 42033601 is about 6483.3325535561. The cubic root of 42033601 is about 347.6953365824.

Adding to 42033601 its reverse (10633024), we get a palindrome (52666625).

The spelling of 42033601 in words is "forty-two million, thirty-three thousand, six hundred one".