86743630 has 16 divisors (see below), whose sum is σ = 156283344. Its totient is φ = 34665280.

The previous prime is 86743621. The next prime is 86743633. The reversal of 86743630 is 3634768.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 86743630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86743633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9450 + ... + 16210.

It is an arithmetic number, because the mean of its divisors is an integer number (9767709).

Almost surely, 2^86743630 is an apocalyptic number.

86743630 is a deficient number, since it is larger than the sum of its proper divisors (69539714).

86743630 is a wasteful number, since it uses less digits than its factorization.

86743630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8051.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 86743630 is about 9313.6260393039. The cubic root of 86743630 is about 442.6690896234.

The spelling of 86743630 in words is "eighty-six million, seven hundred forty-three thousand, six hundred thirty".