20350922 has 4 divisors (see below), whose sum is σ = 30526386. Its totient is φ = 10175460.

The previous prime is 20350903. The next prime is 20350927. The reversal of 20350922 is 22905302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18498601 + 1852321 = 4301^2 + 1361^2 .

It is not an unprimeable number, because it can be changed into a prime (20350927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5087729 + ... + 5087732.

Almost surely, 2^20350922 is an apocalyptic number.

20350922 is a deficient number, since it is larger than the sum of its proper divisors (10175464).

20350922 is a wasteful number, since it uses less digits than its factorization.

20350922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10175463.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 20350922 is about 4511.1996187267. The cubic root of 20350922 is about 273.0201472695.

The spelling of 20350922 in words is "twenty million, three hundred fifty thousand, nine hundred twenty-two".