422541544 has 8 divisors (see below), whose sum is σ = 792265410. Its totient is φ = 211270768.

The previous prime is 422541541. The next prime is 422541569. The reversal of 422541544 is 445145224.

It can be written as a sum of positive squares in only one way, i.e., 232928644 + 189612900 = 15262^2 + 13770^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (422541541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26408839 + ... + 26408854.

Almost surely, 2^422541544 is an apocalyptic number.

It is an amenable number.

422541544 is a deficient number, since it is larger than the sum of its proper divisors (369723866).

422541544 is a wasteful number, since it uses less digits than its factorization.

422541544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52817699 (or 52817695 counting only the distinct ones).

The product of its digits is 25600, while the sum is 31.

The square root of 422541544 is about 20555.8153328930. The cubic root of 422541544 is about 750.3947811977.

Adding to 422541544 its reverse (445145224), we get a palindrome (867686768).

The spelling of 422541544 in words is "four hundred twenty-two million, five hundred forty-one thousand, five hundred forty-four".