366478423 has 16 divisors (see below), whose sum is σ = 387475200. Its totient is φ = 346106880.

The previous prime is 366478421. The next prime is 366478471. The reversal of 366478423 is 324874663.

It is a happy number.

It is not a de Polignac number, because 366478423 - 2¹ = 366478421 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 366478423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366478421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394023 + ... + 394951.

It is an arithmetic number, because the mean of its divisors is an integer number (24217200).

Almost surely, 2^366478423 is an apocalyptic number.

366478423 is a deficient number, since it is larger than the sum of its proper divisors (20996777).

366478423 is a wasteful number, since it uses less digits than its factorization.

366478423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242.

The product of its digits is 580608, while the sum is 43.

The square root of 366478423 is about 19143.6261716531. The cubic root of 366478423 is about 715.6205498296.

The spelling of 366478423 in words is "three hundred sixty-six million, four hundred seventy-eight thousand, four hundred twenty-three".