85473412 has 6 divisors (see below), whose sum is σ = 149578478. Its totient is φ = 42736704.

The previous prime is 85473407. The next prime is 85473461. The reversal of 85473412 is 21437458.

It can be written as a sum of positive squares in only one way, i.e., 84934656 + 538756 = 9216^2 + 734^2 .

It is a super-3 number, since 3×85473412³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10684173 + ... + 10684180.

Almost surely, 2^85473412 is an apocalyptic number.

It is an amenable number.

85473412 is a deficient number, since it is larger than the sum of its proper divisors (64105066).

85473412 is a wasteful number, since it uses less digits than its factorization.

85473412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21368357 (or 21368355 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 85473412 is about 9245.1831782826. The cubic root of 85473412 is about 440.4977356386.

The spelling of 85473412 in words is "eighty-five million, four hundred seventy-three thousand, four hundred twelve".