86465842 has 8 divisors (see below), whose sum is σ = 137328156. Its totient is φ = 40689792.

The previous prime is 86465837. The next prime is 86465881. The reversal of 86465842 is 24856468.

It can be written as a sum of positive squares in 2 ways, for example, as 67881121 + 18584721 = 8239^2 + 4311^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1271523 + ... + 1271590.

Almost surely, 2^86465842 is an apocalyptic number.

86465842 is a deficient number, since it is larger than the sum of its proper divisors (50862314).

86465842 is a wasteful number, since it uses less digits than its factorization.

86465842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543132.

The product of its digits is 368640, while the sum is 43.

The square root of 86465842 is about 9298.7010920881. The cubic root of 86465842 is about 442.1960494720.

The spelling of 86465842 in words is "eighty-six million, four hundred sixty-five thousand, eight hundred forty-two".