86446001 has 4 divisors (see below), whose sum is σ = 87302004. Its totient is φ = 85590000.

The previous prime is 86445971. The next prime is 86446007. The reversal of 86446001 is 10064468.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 77440000 + 9006001 = 8800^2 + 3001^2 .

It is a cyclic number.

It is not a de Polignac number, because 86446001 - 2¹⁰ = 86444977 is a prime.

It is a super-2 number, since 2×86446001² = 14945822177784002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86446007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427850 + ... + 428051.

It is an arithmetic number, because the mean of its divisors is an integer number (21825501).

Almost surely, 2^86446001 is an apocalyptic number.

It is an amenable number.

86446001 is a deficient number, since it is larger than the sum of its proper divisors (856003).

86446001 is a wasteful number, since it uses less digits than its factorization.

86446001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856002.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 86446001 is about 9297.6341614413. The cubic root of 86446001 is about 442.1622238487.

The spelling of 86446001 in words is "eighty-six million, four hundred forty-six thousand, one".