20202344 has 8 divisors (see below), whose sum is σ = 37879410. Its totient is φ = 10101168.

The previous prime is 20202313. The next prime is 20202353. The reversal of 20202344 is 44320202.

It can be written as a sum of positive squares in only one way, i.e., 11142244 + 9060100 = 3338^2 + 3010^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262639 + ... + 1262654.

Almost surely, 2^20202344 is an apocalyptic number.

It is an amenable number.

20202344 is a deficient number, since it is larger than the sum of its proper divisors (17677066).

20202344 is a wasteful number, since it uses less digits than its factorization.

20202344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525299 (or 2525295 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 20202344 is about 4494.7017698619. The cubic root of 20202344 is about 272.3541019627.

Adding to 20202344 its reverse (44320202), we get a palindrome (64522546).

The spelling of 20202344 in words is "twenty million, two hundred two thousand, three hundred forty-four".