20948522 has 16 divisors (see below), whose sum is σ = 38024640. Its totient is φ = 8449728.

The previous prime is 20948503. The next prime is 20948537. The reversal of 20948522 is 22584902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43772 + ... + 44247.

It is an arithmetic number, because the mean of its divisors is an integer number (2376540).

Almost surely, 2^20948522 is an apocalyptic number.

20948522 is a deficient number, since it is larger than the sum of its proper divisors (17076118).

20948522 is a wasteful number, since it uses less digits than its factorization.

20948522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88045.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 20948522 is about 4576.9555383464. The cubic root of 20948522 is about 275.6667984217. Note that the first 3 decimals are identical.

The spelling of 20948522 in words is "twenty million, nine hundred forty-eight thousand, five hundred twenty-two".