89540158 has 8 divisors (see below), whose sum is σ = 134426952. Its totient is φ = 44731176.

The previous prime is 89540153. The next prime is 89540167. The reversal of 89540158 is 85104598.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 89540158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89540153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16485 + ... + 21232.

It is an arithmetic number, because the mean of its divisors is an integer number (16803369).

Almost surely, 2^89540158 is an apocalyptic number.

89540158 is a deficient number, since it is larger than the sum of its proper divisors (44886794).

89540158 is a wasteful number, since it uses less digits than its factorization.

89540158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38906.

The product of its (nonzero) digits is 57600, while the sum is 40.

The square root of 89540158 is about 9462.5661424373. The cubic root of 89540158 is about 447.3759347301.

It can be divided in two parts, 89540 and 158, that added together give a palindrome (89698).

The spelling of 89540158 in words is "eighty-nine million, five hundred forty thousand, one hundred fifty-eight".