89390733 has 4 divisors (see below), whose sum is σ = 119187648. Its totient is φ = 59593820.

The previous prime is 89390677. The next prime is 89390753. The reversal of 89390733 is 33709398.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89390733 - 2⁹ = 89390221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89390753) 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 3 ways as a sum of consecutive naturals, for example, 14898453 + ... + 14898458.

It is an arithmetic number, because the mean of its divisors is an integer number (29796912).

Almost surely, 2^89390733 is an apocalyptic number.

It is an amenable number.

89390733 is a deficient number, since it is larger than the sum of its proper divisors (29796915).

89390733 is a wasteful number, since it uses less digits than its factorization.

89390733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29796914.

The product of its (nonzero) digits is 122472, while the sum is 42.

The square root of 89390733 is about 9454.6672601419. The cubic root of 89390733 is about 447.1269352082.

The spelling of 89390733 in words is "eighty-nine million, three hundred ninety thousand, seven hundred thirty-three".