20383373 has 4 divisors (see below), whose sum is σ = 20544000. Its totient is φ = 20222748.

The previous prime is 20383369. The next prime is 20383381. The reversal of 20383373 is 37338302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20383373 - 2² = 20383369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20383303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80123 + ... + 80376.

It is an arithmetic number, because the mean of its divisors is an integer number (5136000).

Almost surely, 2^20383373 is an apocalyptic number.

It is an amenable number.

20383373 is a deficient number, since it is larger than the sum of its proper divisors (160627).

20383373 is a wasteful number, since it uses less digits than its factorization.

20383373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160626.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 20383373 is about 4514.7949012109. The cubic root of 20383373 is about 273.1651869191.

The spelling of 20383373 in words is "twenty million, three hundred eighty-three thousand, three hundred seventy-three".