86042066 has 16 divisors (see below), whose sum is σ = 149078880. Its totient is φ = 36809280.

The previous prime is 86042063. The next prime is 86042129. The reversal of 86042066 is 66024068.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (86042063) 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, 114656 + ... + 115403.

It is an arithmetic number, because the mean of its divisors is an integer number (9317430).

Almost surely, 2^86042066 is an apocalyptic number.

86042066 is a deficient number, since it is larger than the sum of its proper divisors (63036814).

86042066 is a wasteful number, since it uses less digits than its factorization.

86042066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230089.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 86042066 is about 9275.8862649345. The cubic root of 86042066 is about 441.4724533243.

The spelling of 86042066 in words is "eighty-six million, forty-two thousand, sixty-six".