86435768 has 8 divisors (see below), whose sum is σ = 162067080. Its totient is φ = 43217880.

The previous prime is 86435761. The next prime is 86435779. The reversal of 86435768 is 86753468.

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

It is a super-2 number, since 2×86435768² = 14942283979499648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86435761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5402228 + ... + 5402243.

It is an arithmetic number, because the mean of its divisors is an integer number (20258385).

Almost surely, 2^86435768 is an apocalyptic number.

It is an amenable number.

86435768 is a deficient number, since it is larger than the sum of its proper divisors (75631312).

86435768 is a wasteful number, since it uses less digits than its factorization.

86435768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10804477 (or 10804473 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The square root of 86435768 is about 9297.0838438728. The cubic root of 86435768 is about 442.1447762532.

The spelling of 86435768 in words is "eighty-six million, four hundred thirty-five thousand, seven hundred sixty-eight".