20848208 has 10 divisors (see below), whose sum is σ = 40393434. Its totient is φ = 10424096.

The previous prime is 20848199. The next prime is 20848211. The reversal of 20848208 is 80284802.

It can be written as a sum of positive squares in only one way, i.e., 13601344 + 7246864 = 3688^2 + 2692^2 .

It is a super-2 number, since 2×20848208² = 869295553622528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651491 + ... + 651522.

Almost surely, 2^20848208 is an apocalyptic number.

It is an amenable number.

20848208 is a deficient number, since it is larger than the sum of its proper divisors (19545226).

20848208 is a wasteful number, since it uses less digits than its factorization.

20848208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303021 (or 1303015 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 20848208 is about 4565.9837932257. The cubic root of 20848208 is about 275.2260752515.

The spelling of 20848208 in words is "twenty million, eight hundred forty-eight thousand, two hundred eight".