366478 has 8 divisors (see below), whose sum is σ = 628272. Its totient is φ = 157056.

The previous prime is 366467. The next prime is 366479. The reversal of 366478 is 874663.

366478 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×366478² = 268612248968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366479) by changing a digit.

366478 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 3 ways as a sum of consecutive naturals, for example, 13075 + ... + 13102.

It is an arithmetic number, because the mean of its divisors is an integer number (78534).

2³⁶⁶⁴⁷⁸ is an apocalyptic number.

366478 is a deficient number, since it is larger than the sum of its proper divisors (261794).

366478 is a wasteful number, since it uses less digits than its factorization.

366478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26186.

The product of its digits is 24192, while the sum is 34.

The square root of 366478 is about 605.3742644018. The cubic root of 366478 is about 71.5620274500.

The spelling of 366478 in words is "three hundred sixty-six thousand, four hundred seventy-eight".