85445212 has 6 divisors (see below), whose sum is σ = 149529128. Its totient is φ = 42722604.

The previous prime is 85445197. The next prime is 85445221. The reversal of 85445212 is 21254458.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10680648 + ... + 10680655.

Almost surely, 2^85445212 is an apocalyptic number.

It is an amenable number.

85445212 is a deficient number, since it is larger than the sum of its proper divisors (64083916).

85445212 is a wasteful number, since it uses less digits than its factorization.

85445212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21361307 (or 21361305 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 85445212 is about 9243.6579339567. The cubic root of 85445212 is about 440.4492862544.

The spelling of 85445212 in words is "eighty-five million, four hundred forty-five thousand, two hundred twelve".