20326104 has 24 divisors (see below), whose sum is σ = 55050060. Its totient is φ = 6775344.

The previous prime is 20326099. The next prime is 20326157. The reversal of 20326104 is 40162302.

It is a happy number.

20326104 is a `hidden beast` number, since 20 + 32 + 610 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141082 + ... + 141225.

Almost surely, 2^20326104 is an apocalyptic number.

20326104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20326104 is an abundant number, since it is smaller than the sum of its proper divisors (34723956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20326104 is a wasteful number, since it uses less digits than its factorization.

20326104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282319 (or 282312 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 20326104 is about 4508.4480700126. The cubic root of 20326104 is about 272.9091192080.

Adding to 20326104 its reverse (40162302), we get a palindrome (60488406).

The spelling of 20326104 in words is "twenty million, three hundred twenty-six thousand, one hundred four".