422540045 has 8 divisors (see below), whose sum is σ = 508195296. Its totient is φ = 337267216.

The previous prime is 422540039. The next prime is 422540047. The reversal of 422540045 is 540045224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422540045 - 2²⁴ = 405762829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422539996 and 422540023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422540047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93167 + ... + 97596.

It is an arithmetic number, because the mean of its divisors is an integer number (63524412).

Almost surely, 2^422540045 is an apocalyptic number.

It is an amenable number.

422540045 is a deficient number, since it is larger than the sum of its proper divisors (85655251).

422540045 is a wasteful number, since it uses less digits than its factorization.

422540045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191211.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 422540045 is about 20555.7788711593. The cubic root of 422540045 is about 750.3938938347.

Adding to 422540045 its reverse (540045224), we get a palindrome (962585269).

The spelling of 422540045 in words is "four hundred twenty-two million, five hundred forty thousand, forty-five".