86749276 has 24 divisors (see below), whose sum is σ = 157412304. Its totient is φ = 41800320.

The previous prime is 86749219. The next prime is 86749303. The reversal of 86749276 is 67294768.

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 7 ways as a sum of consecutive naturals, for example, 10426 + ... + 16798.

It is an arithmetic number, because the mean of its divisors is an integer number (6558846).

Almost surely, 2^86749276 is an apocalyptic number.

It is an amenable number.

86749276 is a deficient number, since it is larger than the sum of its proper divisors (70663028).

86749276 is a wasteful number, since it uses less digits than its factorization.

86749276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6501 (or 6499 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 86749276 is about 9313.9291386611. The cubic root of 86749276 is about 442.6786936157.

It can be divided in two parts, 86749 and 276, that added together give a square (87025 = 295²).

The spelling of 86749276 in words is "eighty-six million, seven hundred forty-nine thousand, two hundred seventy-six".