8463442 has 8 divisors (see below), whose sum is σ = 13671756. Its totient is φ = 3906192.

The previous prime is 8463419. The next prime is 8463457. The reversal of 8463442 is 2443648.

It can be written as a sum of positive squares in 2 ways, for example, as 8128201 + 335241 = 2851^2 + 579^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162733 + ... + 162784.

Almost surely, 2^8463442 is an apocalyptic number.

8463442 is a deficient number, since it is larger than the sum of its proper divisors (5208314).

8463442 is a wasteful number, since it uses less digits than its factorization.

8463442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325532.

The product of its digits is 18432, while the sum is 31.

The square root of 8463442 is about 2909.1995462670. The cubic root of 8463442 is about 203.7897519889.

The spelling of 8463442 in words is "eight million, four hundred sixty-three thousand, four hundred forty-two".