85472194 has 8 divisors (see below), whose sum is σ = 128576700. Its totient is φ = 42613296.

The previous prime is 85472171. The next prime is 85472197. The reversal of 85472194 is 49127458.

It can be written as a sum of positive squares in 2 ways, for example, as 84400969 + 1071225 = 9187^2 + 1035^2 .

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

It is not an unprimeable number, because it can be changed into a prime (85472197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60529 + ... + 61924.

Almost surely, 2^85472194 is an apocalyptic number.

85472194 is a deficient number, since it is larger than the sum of its proper divisors (43104506).

85472194 is a wasteful number, since it uses less digits than its factorization.

85472194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122804.

The product of its digits is 80640, while the sum is 40.

The square root of 85472194 is about 9245.1173059080. The cubic root of 85472194 is about 440.4956432577.

The spelling of 85472194 in words is "eighty-five million, four hundred seventy-two thousand, one hundred ninety-four".