86031772 has 12 divisors (see below), whose sum is σ = 158479720. Its totient is φ = 40751856.

The previous prime is 86031763. The next prime is 86031787. The reversal of 86031772 is 27713068.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565923 + ... + 566074.

Almost surely, 2^86031772 is an apocalyptic number.

It is an amenable number.

86031772 is a deficient number, since it is larger than the sum of its proper divisors (72447948).

86031772 is a wasteful number, since it uses less digits than its factorization.

86031772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132020 (or 1132018 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 86031772 is about 9275.3313687437. The cubic root of 86031772 is about 441.4548468251.

The spelling of 86031772 in words is "eighty-six million, thirty-one thousand, seven hundred seventy-two".