42220341 has 24 divisors (see below), whose sum is σ = 64733760. Its totient is φ = 26459136.

The previous prime is 42220331. The next prime is 42220349. The reversal of 42220341 is 14302224.

42220341 is a `hidden beast` number, since 422 + 203 + 41 = 666.

It is not a de Polignac number, because 42220341 - 2⁵ = 42220309 is a prime.

It is a super-3 number, since 3×42220341³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42220349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10485 + ... + 13941.

It is an arithmetic number, because the mean of its divisors is an integer number (2697240).

Almost surely, 2^42220341 is an apocalyptic number.

It is an amenable number.

42220341 is a deficient number, since it is larger than the sum of its proper divisors (22513419).

42220341 is a wasteful number, since it uses less digits than its factorization.

42220341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545 (or 3542 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 42220341 is about 6497.7181379312. The cubic root of 42220341 is about 348.2094705990.

Adding to 42220341 its reverse (14302224), we get a palindrome (56522565).

The spelling of 42220341 in words is "forty-two million, two hundred twenty thousand, three hundred forty-one".