20496394 has 8 divisors (see below), whose sum is σ = 31736448. Its totient is φ = 9917580.

The previous prime is 20496349. The next prime is 20496397. The reversal of 20496394 is 49369402.

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

It is not an unprimeable number, because it can be changed into a prime (20496397) 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, 165232 + ... + 165355.

It is an arithmetic number, because the mean of its divisors is an integer number (3967056).

Almost surely, 2^20496394 is an apocalyptic number.

20496394 is a deficient number, since it is larger than the sum of its proper divisors (11240054).

20496394 is a wasteful number, since it uses less digits than its factorization.

20496394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330620.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 20496394 is about 4527.2943354723. The cubic root of 20496394 is about 273.6691355018.

The spelling of 20496394 in words is "twenty million, four hundred ninety-six thousand, three hundred ninety-four".