2026620288 has 576 divisors, whose sum is σ = 7675100160. Its totient is φ = 501811200.

The previous prime is 2026620287. The next prime is 2026620329. The reversal of 2026620288 is 8820266202.

2026620288 is a `hidden beast` number, since 2 + 0 + 2 + 6 + 620 + 28 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2026620287) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 30248031 + ... + 30248097.

Almost surely, 2^2026620288 is an apocalyptic number.

2026620288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2026620288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3837550080).

2026620288 is an abundant number, since it is smaller than the sum of its proper divisors (5648479872).

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

2026620288 is a wasteful number, since it uses less digits than its factorization.

2026620288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 2026620288 is about 45017.9996001599. Note that the first 3 decimals coincide. The cubic root of 2026620288 is about 1265.4863410380.

Adding to 2026620288 its sum of digits (36), we get a square (2026620324 = 45018²).

The spelling of 2026620288 in words is "two billion, twenty-six million, six hundred twenty thousand, two hundred eighty-eight".