20383266 has 8 divisors (see below), whose sum is σ = 40766544. Its totient is φ = 6794420.

The previous prime is 20383249. The next prime is 20383277. The reversal of 20383266 is 66238302.

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

20383266 is an admirable number.

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, 1698600 + ... + 1698611.

It is an arithmetic number, because the mean of its divisors is an integer number (5095818).

Almost surely, 2^20383266 is an apocalyptic number.

20383266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20383266 is a wasteful number, since it uses less digits than its factorization.

20383266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397216.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 20383266 is about 4514.7830512661. The cubic root of 20383266 is about 273.1647089359.

The spelling of 20383266 in words is "twenty million, three hundred eighty-three thousand, two hundred sixty-six".