86649626 has 16 divisors (see below), whose sum is σ = 150760896. Its totient is φ = 36580896.

The previous prime is 86649571. The next prime is 86649637. The reversal of 86649626 is 62694668.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45251 + ... + 47126.

It is an arithmetic number, because the mean of its divisors is an integer number (9422556).

Almost surely, 2^86649626 is an apocalyptic number.

86649626 is a deficient number, since it is larger than the sum of its proper divisors (64111270).

86649626 is a wasteful number, since it uses less digits than its factorization.

86649626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92453.

The product of its digits is 746496, while the sum is 47.

The square root of 86649626 is about 9308.5780869046. The cubic root of 86649626 is about 442.5091251164.

The spelling of 86649626 in words is "eighty-six million, six hundred forty-nine thousand, six hundred twenty-six".