20341828 has 24 divisors (see below), whose sum is σ = 39576320. Its totient is φ = 9084960.

The previous prime is 20341817. The next prime is 20341829. The reversal of 20341828 is 82814302.

It is a junction number, because it is equal to n+sod(n) for n = 20341796 and 20341805.

It is not an unprimeable number, because it can be changed into a prime (20341829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4698 + ... + 7921.

Almost surely, 2^20341828 is an apocalyptic number.

It is an amenable number.

20341828 is a deficient number, since it is larger than the sum of its proper divisors (19234492).

20341828 is a wasteful number, since it uses less digits than its factorization.

20341828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12667 (or 12665 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 20341828 is about 4510.1915702107. The cubic root of 20341828 is about 272.9794740077.

The spelling of 20341828 in words is "twenty million, three hundred forty-one thousand, eight hundred twenty-eight".