20432926 has 8 divisors (see below), whose sum is σ = 31152024. Its totient is φ = 10048920.

The previous prime is 20432897. The next prime is 20432933. The reversal of 20432926 is 62923402.

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

It is a junction number, because it is equal to n+sod(n) for n = 20432894 and 20432903.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83620 + ... + 83863.

It is an arithmetic number, because the mean of its divisors is an integer number (3894003).

Almost surely, 2^20432926 is an apocalyptic number.

20432926 is a deficient number, since it is larger than the sum of its proper divisors (10719098).

20432926 is a wasteful number, since it uses less digits than its factorization.

20432926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167546.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 20432926 is about 4520.2794161423. The cubic root of 20432926 is about 273.3863671963.

The spelling of 20432926 in words is "twenty million, four hundred thirty-two thousand, nine hundred twenty-six".