422502541 has 4 divisors (see below), whose sum is σ = 423713500. Its totient is φ = 421291584.

The previous prime is 422502539. The next prime is 422502559. The reversal of 422502541 is 145205224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 125664100 + 296838441 = 11210^2 + 17229^2 .

It is a cyclic number.

It is not a de Polignac number, because 422502541 - 2¹ = 422502539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422506541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604956 + ... + 605653.

It is an arithmetic number, because the mean of its divisors is an integer number (105928375).

Almost surely, 2^422502541 is an apocalyptic number.

It is an amenable number.

422502541 is a deficient number, since it is larger than the sum of its proper divisors (1210959).

422502541 is a wasteful number, since it uses less digits than its factorization.

422502541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210958.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 422502541 is about 20554.8666013672. The cubic root of 422502541 is about 750.3716919112.

Adding to 422502541 its reverse (145205224), we get a palindrome (567707765).

The spelling of 422502541 in words is "four hundred twenty-two million, five hundred two thousand, five hundred forty-one".