946687 has 4 divisors (see below), whose sum is σ = 1081936. Its totient is φ = 811440.

The previous prime is 946681. The next prime is 946697. The reversal of 946687 is 786649.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 786649 = 347 ⋅2267.

It is a de Polignac number, because none of the positive numbers 2^k-946687 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946681) 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, 67614 + ... + 67627.

It is an arithmetic number, because the mean of its divisors is an integer number (270484).

2⁹⁴⁶⁶⁸⁷ is an apocalyptic number.

946687 is a deficient number, since it is larger than the sum of its proper divisors (135249).

946687 is a wasteful number, since it uses less digits than its factorization.

946687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135248.

The product of its digits is 72576, while the sum is 40.

The square root of 946687 is about 972.9784170268. The cubic root of 946687 is about 98.1903491829.

The spelling of 946687 in words is "nine hundred forty-six thousand, six hundred eighty-seven".