86609146 has 16 divisors (see below), whose sum is σ = 140370048. Its totient is φ = 39841200.

The previous prime is 86609143. The next prime is 86609147. The reversal of 86609146 is 64190668.

It is a super-2 number, since 2×86609146² = 15002288341698632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86609099 and 86609108.

It is not an unprimeable number, because it can be changed into a prime (86609143) 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, 2731 + ... + 13441.

It is an arithmetic number, because the mean of its divisors is an integer number (8773128).

Almost surely, 2^86609146 is an apocalyptic number.

86609146 is a deficient number, since it is larger than the sum of its proper divisors (53760902).

86609146 is a wasteful number, since it uses less digits than its factorization.

86609146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11037.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 86609146 is about 9306.4034943688. The cubic root of 86609146 is about 442.4402055670.

The spelling of 86609146 in words is "eighty-six million, six hundred nine thousand, one hundred forty-six".