20648202 has 8 divisors (see below), whose sum is σ = 41296416. Its totient is φ = 6882732.

The previous prime is 20648167. The next prime is 20648209. The reversal of 20648202 is 20284602.

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

20648202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (20648209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720678 + ... + 1720689.

It is an arithmetic number, because the mean of its divisors is an integer number (5162052).

Almost surely, 2^20648202 is an apocalyptic number.

20648202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20648202 is a wasteful number, since it uses less digits than its factorization.

20648202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3441372.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 20648202 is about 4544.0292692719. The cubic root of 20648202 is about 274.3431242211.

The spelling of 20648202 in words is "twenty million, six hundred forty-eight thousand, two hundred two".