86277393 has 48 divisors (see below), whose sum is σ = 138378240. Its totient is φ = 53588304.

The previous prime is 86277391. The next prime is 86277409. The reversal of 86277393 is 39377268.

It is a happy number.

It is not a de Polignac number, because 86277393 - 2¹ = 86277391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86277391) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 240148 + ... + 240506.

It is an arithmetic number, because the mean of its divisors is an integer number (2882880).

Almost surely, 2^86277393 is an apocalyptic number.

It is an amenable number.

86277393 is a deficient number, since it is larger than the sum of its proper divisors (52100847).

86277393 is a wasteful number, since it uses less digits than its factorization.

86277393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440 (or 428 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 86277393 is about 9288.5624829680. The cubic root of 86277393 is about 441.8745660052.

The spelling of 86277393 in words is "eighty-six million, two hundred seventy-seven thousand, three hundred ninety-three".