42350641 has 2 divisors, whose sum is σ = 42350642. Its totient is φ = 42350640.

The previous prime is 42350617. The next prime is 42350683. The reversal of 42350641 is 14605324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39125025 + 3225616 = 6255^2 + 1796^2 .

It is a cyclic number.

It is not a de Polignac number, because 42350641 - 2¹³ = 42342449 is a prime.

It is a super-2 number, since 2×42350641² = 3587153586221762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42350611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21175320 + 21175321.

It is an arithmetic number, because the mean of its divisors is an integer number (21175321).

Almost surely, 2^42350641 is an apocalyptic number.

It is an amenable number.

42350641 is a deficient number, since it is larger than the sum of its proper divisors (1).

42350641 is an equidigital number, since it uses as much as digits as its factorization.

42350641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 42350641 is about 6507.7370106666. The cubic root of 42350641 is about 348.5673162691.

Adding to 42350641 its reverse (14605324), we get a palindrome (56955965).

The spelling of 42350641 in words is "forty-two million, three hundred fifty thousand, six hundred forty-one".