20264376 has 64 divisors (see below), whose sum is σ = 56246400. Its totient is φ = 6032000.

The previous prime is 20264371. The next prime is 20264381. The reversal of 20264376 is 67346202.

It is an interprime number because it is at equal distance from previous prime (20264371) and next prime (20264381).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20264371) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 14926 + ... + 16226.

It is an arithmetic number, because the mean of its divisors is an integer number (878850).

Almost surely, 2^20264376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20264376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28123200).

20264376 is an abundant number, since it is smaller than the sum of its proper divisors (35982024).

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

20264376 is a wasteful number, since it uses less digits than its factorization.

20264376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380 (or 1376 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 20264376 is about 4501.5970499368. The cubic root of 20264376 is about 272.6325747182.

The spelling of 20264376 in words is "twenty million, two hundred sixty-four thousand, three hundred seventy-six".