1833334990 has 16 divisors (see below), whose sum is σ = 3307632048. Its totient is φ = 731638656.

The previous prime is 1833334981. The next prime is 1833335039. The reversal of 1833334990 is 994333381.

It is a super-2 number, since 2×1833334990² = 6722234371116600200, 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207372 + ... + 216031.

It is an arithmetic number, because the mean of its divisors is an integer number (206727003).

Almost surely, 2^1833334990 is an apocalyptic number.

1833334990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1833334990 is a deficient number, since it is larger than the sum of its proper divisors (1474297058).

1833334990 is a wasteful number, since it uses less digits than its factorization.

1833334990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423843.

The product of its (nonzero) digits is 209952, while the sum is 43.

The square root of 1833334990 is about 42817.4612745782. The cubic root of 1833334990 is about 1223.9037789961.

The spelling of 1833334990 in words is "one billion, eight hundred thirty-three million, three hundred thirty-four thousand, nine hundred ninety".