85448164 has 6 divisors (see below), whose sum is σ = 149534294. Its totient is φ = 42724080.

The previous prime is 85448161. The next prime is 85448177. The reversal of 85448164 is 46184458.

It can be written as a sum of positive squares in only one way, i.e., 83905600 + 1542564 = 9160^2 + 1242^2 .

It is not an unprimeable number, because it can be changed into a prime (85448161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10681017 + ... + 10681024.

Almost surely, 2^85448164 is an apocalyptic number.

It is an amenable number.

85448164 is a deficient number, since it is larger than the sum of its proper divisors (64086130).

85448164 is a wasteful number, since it uses less digits than its factorization.

85448164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21362045 (or 21362043 counting only the distinct ones).

The product of its digits is 122880, while the sum is 40.

The square root of 85448164 is about 9243.8176096243. The cubic root of 85448164 is about 440.4543584767.

The spelling of 85448164 in words is "eighty-five million, four hundred forty-eight thousand, one hundred sixty-four".