8442419546 has 8 divisors (see below), whose sum is σ = 13814868384. Its totient is φ = 3837463420.

The previous prime is 8442419543. The next prime is 8442419567. The reversal of 8442419546 is 6459142448.

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

It is a super-2 number, since 2×8442419546² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8442419546.

It is not an unprimeable number, because it can be changed into a prime (8442419543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191873150 + ... + 191873193.

It is an arithmetic number, because the mean of its divisors is an integer number (1726858548).

Almost surely, 2^8442419546 is an apocalyptic number.

8442419546 is a deficient number, since it is larger than the sum of its proper divisors (5372448838).

8442419546 is a wasteful number, since it uses less digits than its factorization.

8442419546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383746356.

The product of its digits is 1105920, while the sum is 47.

The square root of 8442419546 is about 91882.6400687312. The cubic root of 8442419546 is about 2036.2088008267.

The spelling of 8442419546 in words is "eight billion, four hundred forty-two million, four hundred nineteen thousand, five hundred forty-six".