86469684 has 96 divisors (see below), whose sum is σ = 257080320. Its totient is φ = 22021632.

The previous prime is 86469661. The next prime is 86469737. The reversal of 86469684 is 48696468.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

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 31 ways as a sum of consecutive naturals, for example, 25539 + ... + 28725.

It is an arithmetic number, because the mean of its divisors is an integer number (2677920).

Almost surely, 2^86469684 is an apocalyptic number.

86469684 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86469684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128540160).

86469684 is an abundant number, since it is smaller than the sum of its proper divisors (170610636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86469684 is a wasteful number, since it uses less digits than its factorization.

86469684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237 (or 3235 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 51.

The square root of 86469684 is about 9298.9076777867. The cubic root of 86469684 is about 442.2025988485.

It can be divided in two parts, 86469 and 684, that added together give a triangular number (87153 = T₄₁₇).

The spelling of 86469684 in words is "eighty-six million, four hundred sixty-nine thousand, six hundred eighty-four".