86629445 has 16 divisors (see below), whose sum is σ = 118957440. Its totient is φ = 59327424.

The previous prime is 86629441. The next prime is 86629451. The reversal of 86629445 is 54492668.

It is a cyclic number.

It is not a de Polignac number, because 86629445 - 2² = 86629441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86629396 and 86629405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86629441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51071 + ... + 52739.

It is an arithmetic number, because the mean of its divisors is an integer number (7434840).

Almost surely, 2^86629445 is an apocalyptic number.

It is an amenable number.

86629445 is a deficient number, since it is larger than the sum of its proper divisors (32327995).

86629445 is a wasteful number, since it uses less digits than its factorization.

86629445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164.

The product of its digits is 414720, while the sum is 44.

The square root of 86629445 is about 9307.4940236349. The cubic root of 86629445 is about 442.4747684763.

The spelling of 86629445 in words is "eighty-six million, six hundred twenty-nine thousand, four hundred forty-five".