1022425173 has 96 divisors (see below), whose sum is σ = 1947359232. Its totient is φ = 520603200.

The previous prime is 1022425171. The next prime is 1022425213. The reversal of 1022425173 is 3715242201.

1022425173 is a `hidden beast` number, since 102 + 2 + 42 + 517 + 3 = 666.

It is not a de Polignac number, because 1022425173 - 2¹ = 1022425171 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022425171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 991168 + ... + 992198.

It is an arithmetic number, because the mean of its divisors is an integer number (20284992).

Almost surely, 2^1022425173 is an apocalyptic number.

It is an amenable number.

1022425173 is a deficient number, since it is larger than the sum of its proper divisors (924934059).

1022425173 is a wasteful number, since it uses less digits than its factorization.

1022425173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117 (or 1105 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 1022425173 is about 31975.3838600884. The cubic root of 1022425173 is about 1007.4198670738.

Adding to 1022425173 its reverse (3715242201), we get a palindrome (4737667374).

The spelling of 1022425173 in words is "one billion, twenty-two million, four hundred twenty-five thousand, one hundred seventy-three".