87134267 has 8 divisors (see below), whose sum is σ = 95420160. Its totient is φ = 78909160.

The previous prime is 87134263. The next prime is 87134303. The reversal of 87134267 is 76243178.

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

It is not a de Polignac number, because 87134267 - 2² = 87134263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 87134267.

It is not an unprimeable number, because it can be changed into a prime (87134263) 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, 12167 + ... + 17952.

It is an arithmetic number, because the mean of its divisors is an integer number (11927520).

Almost surely, 2^87134267 is an apocalyptic number.

87134267 is a deficient number, since it is larger than the sum of its proper divisors (8285893).

87134267 is a wasteful number, since it uses less digits than its factorization.

87134267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30393.

The product of its digits is 56448, while the sum is 38.

The square root of 87134267 is about 9334.5737449548. The cubic root of 87134267 is about 443.3325926960.

The spelling of 87134267 in words is "eighty-seven million, one hundred thirty-four thousand, two hundred sixty-seven".