86444123 has 8 divisors (see below), whose sum is σ = 87903792. Its totient is φ = 84996736.

The previous prime is 86444107. The next prime is 86444131. The reversal of 86444123 is 32144468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86444123 - 2⁴ = 86444107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86444123.

It is not an unprimeable number, because it can be changed into a prime (86444153) 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, 11711 + ... + 17607.

It is an arithmetic number, because the mean of its divisors is an integer number (10987974).

Almost surely, 2^86444123 is an apocalyptic number.

86444123 is a deficient number, since it is larger than the sum of its proper divisors (1459669).

86444123 is a wasteful number, since it uses less digits than its factorization.

86444123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6141.

The product of its digits is 18432, while the sum is 32.

The square root of 86444123 is about 9297.5331674590. The cubic root of 86444123 is about 442.1590219012.

The spelling of 86444123 in words is "eighty-six million, four hundred forty-four thousand, one hundred twenty-three".