20626682 has 8 divisors (see below), whose sum is σ = 31100916. Its totient is φ = 10259712.

The previous prime is 20626679. The next prime is 20626693. The reversal of 20626682 is 28662602.

It can be written as a sum of positive squares in 2 ways, for example, as 20529961 + 96721 = 4531^2 + 311^2 .

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

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, 26333 + ... + 27104.

Almost surely, 2^20626682 is an apocalyptic number.

20626682 is a deficient number, since it is larger than the sum of its proper divisors (10474234).

20626682 is a wasteful number, since it uses less digits than its factorization.

20626682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53632.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 20626682 is about 4541.6607094762. The cubic root of 20626682 is about 274.2477823237.

The spelling of 20626682 in words is "twenty million, six hundred twenty-six thousand, six hundred eighty-two".