8409076442 has 16 divisors (see below), whose sum is σ = 13747557600. Its totient is φ = 3834350832.

The previous prime is 8409076439. The next prime is 8409076447. The reversal of 8409076442 is 2446709048.

It is a junction number, because it is equal to n+sod(n) for n = 8409076393 and 8409076402.

It is not an unprimeable number, because it can be changed into a prime (8409076447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1946192 + ... + 1950507.

It is an arithmetic number, because the mean of its divisors is an integer number (859222350).

Almost surely, 2^8409076442 is an apocalyptic number.

8409076442 is a deficient number, since it is larger than the sum of its proper divisors (5338481158).

8409076442 is a wasteful number, since it uses less digits than its factorization.

8409076442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896797.

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 8409076442 is about 91701.0165810609. The cubic root of 8409076442 is about 2033.5246137769.

The spelling of 8409076442 in words is "eight billion, four hundred nine million, seventy-six thousand, four hundred forty-two".