86146445 has 16 divisors (see below), whose sum is σ = 128884608. Its totient is φ = 53701440.

The previous prime is 86146433. The next prime is 86146469. The reversal of 86146445 is 54464168.

It is not a de Polignac number, because 86146445 - 2⁶ = 86146381 is a prime.

It is a super-2 number, since 2×86146445² = 14842419972276050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86146399 and 86146408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111494 + ... + 112263.

It is an arithmetic number, because the mean of its divisors is an integer number (8055288).

Almost surely, 2^86146445 is an apocalyptic number.

It is an amenable number.

86146445 is a deficient number, since it is larger than the sum of its proper divisors (42738163).

86146445 is a wasteful number, since it uses less digits than its factorization.

86146445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223780.

The product of its digits is 92160, while the sum is 38.

The square root of 86146445 is about 9281.5109222583. The cubic root of 86146445 is about 441.6509002718.

The spelling of 86146445 in words is "eighty-six million, one hundred forty-six thousand, four hundred forty-five".