87361718 has 8 divisors (see below), whose sum is σ = 131145312. Its totient is φ = 43646616.

The previous prime is 87361711. The next prime is 87361721. The reversal of 87361718 is 81716378.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87361711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13805 + ... + 19112.

It is an arithmetic number, because the mean of its divisors is an integer number (16393164).

Almost surely, 2^87361718 is an apocalyptic number.

87361718 is a deficient number, since it is larger than the sum of its proper divisors (43783594).

87361718 is a wasteful number, since it uses less digits than its factorization.

87361718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34246.

The product of its digits is 56448, while the sum is 41.

The square root of 87361718 is about 9346.7490605023. The cubic root of 87361718 is about 443.7180087233.

The spelling of 87361718 in words is "eighty-seven million, three hundred sixty-one thousand, seven hundred eighteen".