422041745 has 8 divisors (see below), whose sum is σ = 536241384. Its totient is φ = 317772544.

The previous prime is 422041729. The next prime is 422041751. The reversal of 422041745 is 547140224.

It can be written as a sum of positive squares in 4 ways, for example, as 155176849 + 266864896 = 12457^2 + 16336^2 .

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 422041745 - 2⁴ = 422041729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2482514 + ... + 2482683.

It is an arithmetic number, because the mean of its divisors is an integer number (67030173).

Almost surely, 2^422041745 is an apocalyptic number.

It is an amenable number.

422041745 is a deficient number, since it is larger than the sum of its proper divisors (114199639).

422041745 is a wasteful number, since it uses less digits than its factorization.

422041745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4965219.

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 422041745 is about 20543.6546164503. The cubic root of 422041745 is about 750.0987988363.

Adding to 422041745 its reverse (547140224), we get a palindrome (969181969).

The spelling of 422041745 in words is "four hundred twenty-two million, forty-one thousand, seven hundred forty-five".