8416442 has 4 divisors (see below), whose sum is σ = 12624666. Its totient is φ = 4208220.

The previous prime is 8416403. The next prime is 8416451. The reversal of 8416442 is 2446148.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8300161 + 116281 = 2881^2 + 341^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104109 + ... + 2104112.

Almost surely, 2^8416442 is an apocalyptic number.

8416442 is a deficient number, since it is larger than the sum of its proper divisors (4208224).

8416442 is a wasteful number, since it uses less digits than its factorization.

8416442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4208223.

The product of its digits is 6144, while the sum is 29.

The square root of 8416442 is about 2901.1104770415. The cubic root of 8416442 is about 203.4118165780.

The spelling of 8416442 in words is "eight million, four hundred sixteen thousand, four hundred forty-two".