922988545 has 4 divisors (see below), whose sum is σ = 1107586260. Its totient is φ = 738390832.

The previous prime is 922988543. The next prime is 922988579. The reversal of 922988545 is 545889229.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 545889229 = 421 ⋅1296649.

It can be written as a sum of positive squares in 2 ways, for example, as 637108081 + 285880464 = 25241^2 + 16908^2 .

It is a cyclic number.

It is not a de Polignac number, because 922988545 - 2¹ = 922988543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 922988492 and 922988501.

It is not an unprimeable number, because it can be changed into a prime (922988543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92298850 + ... + 92298859.

It is an arithmetic number, because the mean of its divisors is an integer number (276896565).

Almost surely, 2^922988545 is an apocalyptic number.

It is an amenable number.

922988545 is a deficient number, since it is larger than the sum of its proper divisors (184597715).

922988545 is a wasteful number, since it uses less digits than its factorization.

922988545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184597714.

The product of its digits is 2073600, while the sum is 52.

The square root of 922988545 is about 30380.7265383829. The cubic root of 922988545 is about 973.6408131135.

The spelling of 922988545 in words is "nine hundred twenty-two million, nine hundred eighty-eight thousand, five hundred forty-five".