20483256 has 32 divisors (see below), whose sum is σ = 51436800. Its totient is φ = 6797280.

The previous prime is 20483233. The next prime is 20483279. The reversal of 20483256 is 65238402.

It is an interprime number because it is at equal distance from previous prime (20483233) and next prime (20483279).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3951 + ... + 7521.

It is an arithmetic number, because the mean of its divisors is an integer number (1607400).

Almost surely, 2^20483256 is an apocalyptic number.

It is an amenable number.

20483256 is an abundant number, since it is smaller than the sum of its proper divisors (30953544).

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

20483256 is a wasteful number, since it uses less digits than its factorization.

20483256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819 (or 3815 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 20483256 is about 4525.8431258717. The cubic root of 20483256 is about 273.6106498710.

The spelling of 20483256 in words is "twenty million, four hundred eighty-three thousand, two hundred fifty-six".