1834333421 has 16 divisors (see below), whose sum is σ = 1937001600. Its totient is φ = 1736948224.

The previous prime is 1834333411. The next prime is 1834333427. The reversal of 1834333421 is 1243334381.

It is not a de Polignac number, because 1834333421 - 2⁶ = 1834333357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1834333427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1301165 + ... + 1302573.

It is an arithmetic number, because the mean of its divisors is an integer number (121062600).

Almost surely, 2^1834333421 is an apocalyptic number.

It is an amenable number.

1834333421 is a deficient number, since it is larger than the sum of its proper divisors (102668179).

1834333421 is an equidigital number, since it uses as much as digits as its factorization.

1834333421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585 (or 1539 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 1834333421 is about 42829.1188445431. The cubic root of 1834333421 is about 1224.1259172883.

The spelling of 1834333421 in words is "one billion, eight hundred thirty-four million, three hundred thirty-three thousand, four hundred twenty-one".