86946633 has 12 divisors (see below), whose sum is σ = 128984388. Its totient is φ = 56397600.

The previous prime is 86946631. The next prime is 86946649. The reversal of 86946633 is 33664968.

86946633 is a `hidden beast` number, since 8 + 6 + 9 + 4 + 6 + 633 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 74857104 + 12089529 = 8652^2 + 3477^2 .

It is not a de Polignac number, because 86946633 - 2¹ = 86946631 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86946631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130218 + ... + 130883.

It is an arithmetic number, because the mean of its divisors is an integer number (10748699).

Almost surely, 2^86946633 is an apocalyptic number.

It is an amenable number.

86946633 is a deficient number, since it is larger than the sum of its proper divisors (42037755).

86946633 is a wasteful number, since it uses less digits than its factorization.

86946633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261144 (or 261141 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 86946633 is about 9324.5178427627. The cubic root of 86946633 is about 443.0141414465.

The spelling of 86946633 in words is "eighty-six million, nine hundred forty-six thousand, six hundred thirty-three".