416478 has 16 divisors (see below), whose sum is σ = 853776. Its totient is φ = 135360.

The previous prime is 416477. The next prime is 416491. The reversal of 416478 is 874614.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416473) 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, 601 + ... + 1092.

It is an arithmetic number, because the mean of its divisors is an integer number (53361).

2⁴¹⁶⁴⁷⁸ is an apocalyptic number.

416478 is an abundant number, since it is smaller than the sum of its proper divisors (437298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

416478 is a wasteful number, since it uses less digits than its factorization.

416478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739.

The product of its digits is 5376, while the sum is 30.

The square root of 416478 is about 645.3510672494. The cubic root of 416478 is about 74.6788041847.

The spelling of 416478 in words is "four hundred sixteen thousand, four hundred seventy-eight".