20230346 has 4 divisors (see below), whose sum is σ = 30345522. Its totient is φ = 10115172.

The previous prime is 20230303. The next prime is 20230361. The reversal of 20230346 is 64303202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64303202 = 2 ⋅32151601.

It can be written as a sum of positive squares in only one way, i.e., 19704721 + 525625 = 4439^2 + 725^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5057585 + ... + 5057588.

Almost surely, 2^20230346 is an apocalyptic number.

20230346 is a deficient number, since it is larger than the sum of its proper divisors (10115176).

20230346 is a wasteful number, since it uses less digits than its factorization.

20230346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10115175.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 20230346 is about 4497.8156920888. The cubic root of 20230346 is about 272.4798784346.

Adding to 20230346 its reverse (64303202), we get a palindrome (84533548).

The spelling of 20230346 in words is "twenty million, two hundred thirty thousand, three hundred forty-six".