2027421808 has 20 divisors (see below), whose sum is σ = 4034296600. Its totient is φ = 986313024.

The previous prime is 2027421787. The next prime is 2027421811. The reversal of 2027421808 is 8081247202.

It is a super-2 number, since 2×2027421808² = 8220878375107977728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1711758 + ... + 1712941.

It is an arithmetic number, because the mean of its divisors is an integer number (201714830).

Almost surely, 2^2027421808 is an apocalyptic number.

It is an amenable number.

2027421808 is a deficient number, since it is larger than the sum of its proper divisors (2006874792).

2027421808 is a wasteful number, since it uses less digits than its factorization.

2027421808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3424744 (or 3424738 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 34.

The square root of 2027421808 is about 45026.9009371065. The cubic root of 2027421808 is about 1265.6531505992.

The spelling of 2027421808 in words is "two billion, twenty-seven million, four hundred twenty-one thousand, eight hundred eight".