20367393 has 8 divisors (see below), whose sum is σ = 27200256. Its totient is φ = 13556400.

The previous prime is 20367359. The next prime is 20367401. The reversal of 20367393 is 39376302.

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

It is not a de Polignac number, because 20367393 - 2⁹ = 20366881 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20367313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3153 + ... + 7118.

It is an arithmetic number, because the mean of its divisors is an integer number (3400032).

Almost surely, 2^20367393 is an apocalyptic number.

It is an amenable number.

20367393 is a deficient number, since it is larger than the sum of its proper divisors (6832863).

20367393 is a wasteful number, since it uses less digits than its factorization.

20367393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10935.

The product of its (nonzero) digits is 20412, while the sum is 33.

The square root of 20367393 is about 4513.0248171265. The cubic root of 20367393 is about 273.0937836089.

The spelling of 20367393 in words is "twenty million, three hundred sixty-seven thousand, three hundred ninety-three".