733996989 has 24 divisors (see below), whose sum is σ = 1196488800. Its totient is φ = 429505440.

The previous prime is 733996933. The next prime is 733997021. The reversal of 733996989 is 989699337.

It is not a de Polignac number, because 733996989 - 2¹² = 733992893 is a prime.

It is a super-2 number, since 2×733996989² = 1077503159722132242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (733995989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124959 + ... + 130700.

It is an arithmetic number, because the mean of its divisors is an integer number (49853700).

Almost surely, 2^733996989 is an apocalyptic number.

It is an amenable number.

733996989 is a deficient number, since it is larger than the sum of its proper divisors (462491811).

733996989 is a wasteful number, since it uses less digits than its factorization.

733996989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255705 (or 255702 counting only the distinct ones).

The product of its digits is 19840464, while the sum is 63.

The square root of 733996989 is about 27092.3787992122. The cubic root of 733996989 is about 902.0516933581.

The spelling of 733996989 in words is "seven hundred thirty-three million, nine hundred ninety-six thousand, nine hundred eighty-nine".