87746 has 8 divisors (see below), whose sum is σ = 133644. Its totient is φ = 43200.

The previous prime is 87743. The next prime is 87751. The reversal of 87746 is 64778.

It can be written as a sum of positive squares in 2 ways, for example, as 83521 + 4225 = 289^2 + 65^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (87743) 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, 155 + ... + 446.

2⁸⁷⁷⁴⁶ is an apocalyptic number.

87746 is a deficient number, since it is larger than the sum of its proper divisors (45898).

87746 is a wasteful number, since it uses less digits than its factorization.

87746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676.

The product of its digits is 9408, while the sum is 32.

The square root of 87746 is about 296.2195131992. The cubic root of 87746 is about 44.4367658031.

Adding to 87746 its sum of digits (32), we get a palindrome (87778).

The spelling of 87746 in words is "eighty-seven thousand, seven hundred forty-six".