20432366 has 8 divisors (see below), whose sum is σ = 30818424. Its totient is φ = 10159560.

The previous prime is 20432333. The next prime is 20432381. The reversal of 20432366 is 66323402.

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

It is a congruent 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, 27860 + ... + 28583.

It is an arithmetic number, because the mean of its divisors is an integer number (3852303).

Almost surely, 2^20432366 is an apocalyptic number.

20432366 is a deficient number, since it is larger than the sum of its proper divisors (10386058).

20432366 is a wasteful number, since it uses less digits than its factorization.

20432366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56626.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 20432366 is about 4520.2174726444. The cubic root of 20432366 is about 273.3838696300.

Adding to 20432366 its reverse (66323402), we get a palindrome (86755768).

The spelling of 20432366 in words is "twenty million, four hundred thirty-two thousand, three hundred sixty-six".