89906242 has 8 divisors (see below), whose sum is σ = 134925516. Its totient is φ = 44931072.

The previous prime is 89906227. The next prime is 89906281. The reversal of 89906242 is 24260998.

It can be written as a sum of positive squares in 2 ways, for example, as 86099841 + 3806401 = 9279^2 + 1951^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 89906195 and 89906204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5343 + ... + 14434.

Almost surely, 2^89906242 is an apocalyptic number.

89906242 is a deficient number, since it is larger than the sum of its proper divisors (45019274).

89906242 is a wasteful number, since it uses less digits than its factorization.

89906242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22052.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 89906242 is about 9481.8902123996. The cubic root of 89906242 is about 447.9848029762.

The spelling of 89906242 in words is "eighty-nine million, nine hundred six thousand, two hundred forty-two".