86290273 has 8 divisors (see below), whose sum is σ = 91569600. Its totient is φ = 81138288.

The previous prime is 86290271. The next prime is 86290289. The reversal of 86290273 is 37209268.

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

It is a cyclic number.

It is not a de Polignac number, because 86290273 - 2¹ = 86290271 is a prime.

It is a super-2 number, since 2×86290273² = 14892022428829058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86290271) 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 7 ways as a sum of consecutive naturals, for example, 30438 + ... + 33151.

It is an arithmetic number, because the mean of its divisors is an integer number (11446200).

Almost surely, 2^86290273 is an apocalyptic number.

It is an amenable number.

86290273 is a deficient number, since it is larger than the sum of its proper divisors (5279327).

86290273 is a wasteful number, since it uses less digits than its factorization.

86290273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63671.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 86290273 is about 9289.2557828924. The cubic root of 86290273 is about 441.8965534615.

The spelling of 86290273 in words is "eighty-six million, two hundred ninety thousand, two hundred seventy-three".