20373933 has 4 divisors (see below), whose sum is σ = 27165248. Its totient is φ = 13582620.

The previous prime is 20373923. The next prime is 20373943. The reversal of 20373933 is 33937302.

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 an interprime number because it is at equal distance from previous prime (20373923) and next prime (20373943).

It is not a de Polignac number, because 20373933 - 2⁴ = 20373917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20373933.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20373923) 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, 3395653 + ... + 3395658.

It is an arithmetic number, because the mean of its divisors is an integer number (6791312).

Almost surely, 2^20373933 is an apocalyptic number.

It is an amenable number.

20373933 is a deficient number, since it is larger than the sum of its proper divisors (6791315).

20373933 is an equidigital number, since it uses as much as digits as its factorization.

20373933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6791314.

The product of its (nonzero) digits is 10206, while the sum is 30.

The square root of 20373933 is about 4513.7493284408. The cubic root of 20373933 is about 273.1230107534.

The spelling of 20373933 in words is "twenty million, three hundred seventy-three thousand, nine hundred thirty-three".