89198542 has 8 divisors (see below), whose sum is σ = 134203032. Its totient is φ = 44464200.

The previous prime is 89198513. The next prime is 89198567. The reversal of 89198542 is 24589198.

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 = 89198492 and 89198501.

It is a congruent number.

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, 66709 + ... + 68032.

It is an arithmetic number, because the mean of its divisors is an integer number (16775379).

Almost surely, 2^89198542 is an apocalyptic number.

89198542 is a deficient number, since it is larger than the sum of its proper divisors (45004490).

89198542 is a wasteful number, since it uses less digits than its factorization.

89198542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135074.

The product of its digits is 207360, while the sum is 46.

The square root of 89198542 is about 9444.4979750117. The cubic root of 89198542 is about 446.8062627710.

The spelling of 89198542 in words is "eighty-nine million, one hundred ninety-eight thousand, five hundred forty-two".