89645955 has 32 divisors (see below), whose sum is σ = 169218048. Its totient is φ = 39657600.

The previous prime is 89645911. The next prime is 89646023. The reversal of 89645955 is 55954698.

It is not a de Polignac number, because 89645955 - 2⁶ = 89645891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89645898 and 89645907.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10516 + ... + 17025.

It is an arithmetic number, because the mean of its divisors is an integer number (5288064).

Almost surely, 2^89645955 is an apocalyptic number.

89645955 is a deficient number, since it is larger than the sum of its proper divisors (79572093).

89645955 is a wasteful number, since it uses less digits than its factorization.

89645955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27587.

The product of its digits is 1944000, while the sum is 51.

The square root of 89645955 is about 9468.1547832722. The cubic root of 89645955 is about 447.5520657667.

The spelling of 89645955 in words is "eighty-nine million, six hundred forty-five thousand, nine hundred fifty-five".