86291474 has 8 divisors (see below), whose sum is σ = 132935628. Its totient is φ = 41979600.

The previous prime is 86291467. The next prime is 86291489. The reversal of 86291474 is 47419268.

It can be written as a sum of positive squares in 2 ways, for example, as 81775849 + 4515625 = 9043^2 + 2125^2 .

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, 582977 + ... + 583124.

Almost surely, 2^86291474 is an apocalyptic number.

86291474 is a deficient number, since it is larger than the sum of its proper divisors (46644154).

86291474 is a wasteful number, since it uses less digits than its factorization.

86291474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166140.

The product of its digits is 96768, while the sum is 41.

The square root of 86291474 is about 9289.3204272433. The cubic root of 86291474 is about 441.8986035778.

The spelling of 86291474 in words is "eighty-six million, two hundred ninety-one thousand, four hundred seventy-four".