20522094 has 32 divisors (see below), whose sum is σ = 44478720. Its totient is φ = 6287232.

The previous prime is 20522083. The next prime is 20522113. The reversal of 20522094 is 49022502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2047 + ... + 6725.

It is an arithmetic number, because the mean of its divisors is an integer number (1389960).

Almost surely, 2^20522094 is an apocalyptic number.

20522094 is an abundant number, since it is smaller than the sum of its proper divisors (23956626).

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

20522094 is a wasteful number, since it uses less digits than its factorization.

20522094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4744.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 20522094 is about 4530.1317861625. The cubic root of 20522094 is about 273.7834703972.

Adding to 20522094 its reverse (49022502), we get a palindrome (69544596).

The spelling of 20522094 in words is "twenty million, five hundred twenty-two thousand, ninety-four".