946478 has 16 divisors (see below), whose sum is σ = 1557360. Its totient is φ = 428736.

The previous prime is 946469. The next prime is 946487. The reversal of 946478 is 874649.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (946469) and next prime (946487).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 946478.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1226 + ... + 1842.

It is an arithmetic number, because the mean of its divisors is an integer number (97335).

2⁹⁴⁶⁴⁷⁸ is an apocalyptic number.

946478 is a deficient number, since it is larger than the sum of its proper divisors (610882).

946478 is a wasteful number, since it uses less digits than its factorization.

946478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691.

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

The square root of 946478 is about 972.8710089215. The cubic root of 946478 is about 98.1831228263.

The spelling of 946478 in words is "nine hundred forty-six thousand, four hundred seventy-eight".