42241417 has 2 divisors, whose sum is σ = 42241418. Its totient is φ = 42241416.

The previous prime is 42241411. The next prime is 42241421. The reversal of 42241417 is 71414224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40755456 + 1485961 = 6384^2 + 1219^2 .

It is a cyclic number.

It is not a de Polignac number, because 42241417 - 2¹¹ = 42239369 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42241391 and 42241400.

It is not a weakly prime, because it can be changed into another prime (42241411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21120708 + 21120709.

It is an arithmetic number, because the mean of its divisors is an integer number (21120709).

Almost surely, 2^42241417 is an apocalyptic number.

It is an amenable number.

42241417 is a deficient number, since it is larger than the sum of its proper divisors (1).

42241417 is an equidigital number, since it uses as much as digits as its factorization.

42241417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1792, while the sum is 25.

The square root of 42241417 is about 6499.3397356962. The cubic root of 42241417 is about 348.2674019326.

The spelling of 42241417 in words is "forty-two million, two hundred forty-one thousand, four hundred seventeen".