416522478 has 8 divisors (see below), whose sum is σ = 833044968. Its totient is φ = 138840824.

The previous prime is 416522473. The next prime is 416522489. The reversal of 416522478 is 874225614.

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

416522478 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416522473) 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, 34710201 + ... + 34710212.

It is an arithmetic number, because the mean of its divisors is an integer number (104130621).

Almost surely, 2^416522478 is an apocalyptic number.

416522478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

416522478 is a wasteful number, since it uses less digits than its factorization.

416522478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69420418.

The product of its digits is 107520, while the sum is 39.

The square root of 416522478 is about 20408.8823309852. The cubic root of 416522478 is about 746.8146254494.

The spelling of 416522478 in words is "four hundred sixteen million, five hundred twenty-two thousand, four hundred seventy-eight".