1904924422 has 4 divisors (see below), whose sum is σ = 2857386636. Its totient is φ = 952462210.

The previous prime is 1904924347. The next prime is 1904924431. The reversal of 1904924422 is 2244294091.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2244294091 = 13 ⋅172638007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476231104 + ... + 476231107.

It is an arithmetic number, because the mean of its divisors is an integer number (714346659).

Almost surely, 2^1904924422 is an apocalyptic number.

1904924422 is a deficient number, since it is larger than the sum of its proper divisors (952462214).

1904924422 is an equidigital number, since it uses as much as digits as its factorization.

1904924422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952462213.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 1904924422 is about 43645.4398763491. The cubic root of 1904924422 is about 1239.6314422356.

The spelling of 1904924422 in words is "one billion, nine hundred four million, nine hundred twenty-four thousand, four hundred twenty-two".