3781020422 has 32 divisors (see below), whose sum is σ = 6104937600. Its totient is φ = 1749915648.

The previous prime is 3781020407. The next prime is 3781020427. The reversal of 3781020422 is 2240201873.

3781020422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3781020422² = 28592230863162116168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3781020427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719918 + ... + 725150.

It is an arithmetic number, because the mean of its divisors is an integer number (190779300).

Almost surely, 2^3781020422 is an apocalyptic number.

3781020422 is a deficient number, since it is larger than the sum of its proper divisors (2323917178).

3781020422 is a wasteful number, since it uses less digits than its factorization.

3781020422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5600.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 3781020422 is about 61490.0026183119. The cubic root of 3781020422 is about 1557.8883908332. Note that the first 3 decimals are identical.

The spelling of 3781020422 in words is "three billion, seven hundred eighty-one million, twenty thousand, four hundred twenty-two".