86401274 has 4 divisors (see below), whose sum is σ = 129601914. Its totient is φ = 43200636.

The previous prime is 86401243. The next prime is 86401279. The reversal of 86401274 is 47210468.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 60949249 + 25452025 = 7807^2 + 5045^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86401274.

It is not an unprimeable number, because it can be changed into a prime (86401279) 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 as a sum of consecutive naturals, namely, 21600317 + ... + 21600320.

Almost surely, 2^86401274 is an apocalyptic number.

86401274 is a deficient number, since it is larger than the sum of its proper divisors (43200640).

86401274 is a wasteful number, since it uses less digits than its factorization.

86401274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43200639.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 86401274 is about 9295.2285609338. The cubic root of 86401274 is about 442.0859527225.

The spelling of 86401274 in words is "eighty-six million, four hundred one thousand, two hundred seventy-four".