89243235 has 16 divisors (see below), whose sum is σ = 158654880. Its totient is φ = 47596320.

The previous prime is 89243221. The next prime is 89243239. The reversal of 89243235 is 53234298.

It is not a de Polignac number, because 89243235 - 2¹⁸ = 88981091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89243235.

It is not an unprimeable number, because it can be changed into a prime (89243239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330396 + ... + 330665.

It is an arithmetic number, because the mean of its divisors is an integer number (9915930).

Almost surely, 2^89243235 is an apocalyptic number.

89243235 is a deficient number, since it is larger than the sum of its proper divisors (69411645).

89243235 is a wasteful number, since it uses less digits than its factorization.

89243235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661075 (or 661069 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 89243235 is about 9446.8637652927. The cubic root of 89243235 is about 446.8808745214.

The spelling of 89243235 in words is "eighty-nine million, two hundred forty-three thousand, two hundred thirty-five".