85986412 has 24 divisors (see below), whose sum is σ = 154970816. Its totient is φ = 41722128.

The previous prime is 85986401. The next prime is 85986449. The reversal of 85986412 is 21468958.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26503 + ... + 29569.

Almost surely, 2^85986412 is an apocalyptic number.

It is an amenable number.

85986412 is a deficient number, since it is larger than the sum of its proper divisors (68984404).

85986412 is a wasteful number, since it uses less digits than its factorization.

85986412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277 (or 3275 counting only the distinct ones).

The product of its digits is 138240, while the sum is 43.

The square root of 85986412 is about 9272.8858506939. The cubic root of 85986412 is about 441.3772479270.

The spelling of 85986412 in words is "eighty-five million, nine hundred eighty-six thousand, four hundred twelve".