89866742 has 8 divisors (see below), whose sum is σ = 154057296. Its totient is φ = 38514312.

The previous prime is 89866741. The next prime is 89866787. The reversal of 89866742 is 24766898.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89866741) 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, 3209513 + ... + 3209540.

It is an arithmetic number, because the mean of its divisors is an integer number (19257162).

Almost surely, 2^89866742 is an apocalyptic number.

89866742 is a deficient number, since it is larger than the sum of its proper divisors (64190554).

89866742 is a wasteful number, since it uses less digits than its factorization.

89866742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419062.

The product of its digits is 1161216, while the sum is 50.

The square root of 89866742 is about 9479.8070655473. The cubic root of 89866742 is about 447.9191865020.

The spelling of 89866742 in words is "eighty-nine million, eight hundred sixty-six thousand, seven hundred forty-two".