86358632 has 8 divisors (see below), whose sum is σ = 161922450. Its totient is φ = 43179312.

The previous prime is 86358631. The next prime is 86358641. The reversal of 86358632 is 23685368.

It can be written as a sum of positive squares in only one way, i.e., 83649316 + 2709316 = 9146^2 + 1646^2 .

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

It is a super-2 number, since 2×86358632² = 14915626641822848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86358632.

It is not an unprimeable number, because it can be changed into a prime (86358631) by changing a digit.

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 as a sum of consecutive naturals, namely, 5397407 + ... + 5397422.

Almost surely, 2^86358632 is an apocalyptic number.

It is an amenable number.

86358632 is a deficient number, since it is larger than the sum of its proper divisors (75563818).

86358632 is a wasteful number, since it uses less digits than its factorization.

86358632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10794835 (or 10794831 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 86358632 is about 9292.9345203762. The cubic root of 86358632 is about 442.0132125477.

It can be divided in two parts, 863 and 58632, that added together give a palindrome (59495).

The spelling of 86358632 in words is "eighty-six million, three hundred fifty-eight thousand, six hundred thirty-two".