4087667 has 8 divisors (see below), whose sum is σ = 4381776. Its totient is φ = 3799552.

The previous prime is 4087663. The next prime is 4087673. The reversal of 4087667 is 7667804.

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

It is a cyclic number.

It is not a de Polignac number, because 4087667 - 2² = 4087663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4087667.

It is not an unprimeable number, because it can be changed into a prime (4087661) 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, 38 + ... + 2859.

It is an arithmetic number, because the mean of its divisors is an integer number (547722).

Almost surely, 2^4087667 is an apocalyptic number.

4087667 is a deficient number, since it is larger than the sum of its proper divisors (294109).

4087667 is a wasteful number, since it uses less digits than its factorization.

4087667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2997.

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

The square root of 4087667 is about 2021.7979622109. The cubic root of 4087667 is about 159.8914237325.

The spelling of 4087667 in words is "four million, eighty-seven thousand, six hundred sixty-seven".