20346322 has 8 divisors (see below), whose sum is σ = 30539916. Its totient is φ = 10166352.

The previous prime is 20346317. The next prime is 20346343. The reversal of 20346322 is 22364302.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 20169081 + 177241 = 4491^2 + 421^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20346293 and 20346302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2128 + ... + 6724.

Almost surely, 2^20346322 is an apocalyptic number.

20346322 is a deficient number, since it is larger than the sum of its proper divisors (10193594).

20346322 is a wasteful number, since it uses less digits than its factorization.

20346322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6812.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 20346322 is about 4510.6897476993. The cubic root of 20346322 is about 272.9995751088. Note that the first 3 decimals are identical.

The spelling of 20346322 in words is "twenty million, three hundred forty-six thousand, three hundred twenty-two".