2026782420 has 48 divisors (see below), whose sum is σ = 6111530880. Its totient is φ = 498900096.

The previous prime is 2026782419. The next prime is 2026782431. The reversal of 2026782420 is 242876202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1298440 + ... + 1299999.

It is an arithmetic number, because the mean of its divisors is an integer number (127323560).

Almost surely, 2^2026782420 is an apocalyptic number.

2026782420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2026782420 is an abundant number, since it is smaller than the sum of its proper divisors (4084748460).

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

2026782420 is a wasteful number, since it uses less digits than its factorization.

2026782420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598464 (or 2598462 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 2026782420 is about 45019.8003105300. The cubic root of 2026782420 is about 1265.5200869353.

It can be divided in two parts, 2026782 and 420, that added together give a palindrome (2027202).

The spelling of 2026782420 in words is "two billion, twenty-six million, seven hundred eighty-two thousand, four hundred twenty".