1466687 has 8 divisors (see below), whose sum is σ = 1567104. Its totient is φ = 1369368.

The previous prime is 1466677. The next prime is 1466701. The reversal of 1466687 is 7866641.

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 1466687 - 2¹⁰ = 1465663 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 1466687.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466657) 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, 248 + ... + 1730.

It is an arithmetic number, because the mean of its divisors is an integer number (195888).

2^1466687 is an apocalyptic number.

1466687 is the 989-th pentagonal number.

1466687 is a deficient number, since it is larger than the sum of its proper divisors (100417).

1466687 is a wasteful number, since it uses less digits than its factorization.

1466687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549.

The product of its digits is 48384, while the sum is 38.

The square root of 1466687 is about 1211.0685364586. The cubic root of 1466687 is about 113.6176531037.

The spelling of 1466687 in words is "one million, four hundred sixty-six thousand, six hundred eighty-seven".