416478942 has 64 divisors (see below), whose sum is σ = 1015545600. Its totient is φ = 125468640.

The previous prime is 416478899. The next prime is 416478949. The reversal of 416478942 is 249874614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416478949) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104368 + ... + 108284.

It is an arithmetic number, because the mean of its divisors is an integer number (15867900).

Almost surely, 2^416478942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 416478942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507772800).

416478942 is an abundant number, since it is smaller than the sum of its proper divisors (599066658).

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

416478942 is a wasteful number, since it uses less digits than its factorization.

416478942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118 (or 4112 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 416478942 is about 20407.8157086936. The cubic root of 416478942 is about 746.7886048814.

The spelling of 416478942 in words is "four hundred sixteen million, four hundred seventy-eight thousand, nine hundred forty-two".