86716472 has 8 divisors (see below), whose sum is σ = 162593400. Its totient is φ = 43358232.

The previous prime is 86716471. The next prime is 86716499. The reversal of 86716472 is 27461768.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×86716472² = 15039493032253568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86716471) 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 as a sum of consecutive naturals, namely, 5419772 + ... + 5419787.

It is an arithmetic number, because the mean of its divisors is an integer number (20324175).

Almost surely, 2^86716472 is an apocalyptic number.

It is an amenable number.

86716472 is a deficient number, since it is larger than the sum of its proper divisors (75876928).

86716472 is a wasteful number, since it uses less digits than its factorization.

86716472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10839565 (or 10839561 counting only the distinct ones).

The product of its digits is 112896, while the sum is 41.

The square root of 86716472 is about 9312.1679538118. The cubic root of 86716472 is about 442.6228873375.

The spelling of 86716472 in words is "eighty-six million, seven hundred sixteen thousand, four hundred seventy-two".