89456642 has 16 divisors (see below), whose sum is σ = 146642400. Its totient is φ = 40590240.

The previous prime is 89456599. The next prime is 89456671. The reversal of 89456642 is 24665498.

It is a junction number, because it is equal to n+sod(n) for n = 89456593 and 89456602.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 10334 + ... + 16902.

It is an arithmetic number, because the mean of its divisors is an integer number (9165150).

Almost surely, 2^89456642 is an apocalyptic number.

89456642 is a deficient number, since it is larger than the sum of its proper divisors (57185758).

89456642 is a wasteful number, since it uses less digits than its factorization.

89456642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7201.

The product of its digits is 414720, while the sum is 44.

The square root of 89456642 is about 9458.1521451074. The cubic root of 89456642 is about 447.2367991294.

The spelling of 89456642 in words is "eighty-nine million, four hundred fifty-six thousand, six hundred forty-two".