86253774 has 16 divisors (see below), whose sum is σ = 173152080. Its totient is φ = 28643840.

The previous prime is 86253763. The next prime is 86253779. The reversal of 86253774 is 47735268.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86253779) 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, 25107 + ... + 28334.

It is an arithmetic number, because the mean of its divisors is an integer number (10822005).

Almost surely, 2^86253774 is an apocalyptic number.

86253774 is an abundant number, since it is smaller than the sum of its proper divisors (86898306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86253774 is a wasteful number, since it uses less digits than its factorization.

86253774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53715.

The product of its digits is 282240, while the sum is 42.

The square root of 86253774 is about 9287.2909936106. The cubic root of 86253774 is about 441.8342403087.

The spelling of 86253774 in words is "eighty-six million, two hundred fifty-three thousand, seven hundred seventy-four".