89653378 has 4 divisors (see below), whose sum is σ = 134480070. Its totient is φ = 44826688.

The previous prime is 89653373. The next prime is 89653397. The reversal of 89653378 is 87335698.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 87740689 + 1912689 = 9367^2 + 1383^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (89653373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22413343 + ... + 22413346.

Almost surely, 2^89653378 is an apocalyptic number.

89653378 is a deficient number, since it is larger than the sum of its proper divisors (44826692).

89653378 is a wasteful number, since it uses less digits than its factorization.

89653378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44826691.

The product of its digits is 1088640, while the sum is 49.

The square root of 89653378 is about 9468.5467733966. The cubic root of 89653378 is about 447.5644183868.

The spelling of 89653378 in words is "eighty-nine million, six hundred fifty-three thousand, three hundred seventy-eight".