1904122022 has 32 divisors (see below), whose sum is σ = 3255842304. Its totient is φ = 826724800.

The previous prime is 1904122019. The next prime is 1904122027. The reversal of 1904122022 is 2202214091.

It is a super-3 number, since 3×1904122022³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1904122027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431447 + ... + 435837.

It is an arithmetic number, because the mean of its divisors is an integer number (101745072).

Almost surely, 2^1904122022 is an apocalyptic number.

1904122022 is a deficient number, since it is larger than the sum of its proper divisors (1351720282).

1904122022 is a wasteful number, since it uses less digits than its factorization.

1904122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1904122022 is about 43636.2466534417. The cubic root of 1904122022 is about 1239.4573635948.

The spelling of 1904122022 in words is "one billion, nine hundred four million, one hundred twenty-two thousand, twenty-two".