854261642 has 32 divisors (see below), whose sum is σ = 1432529280. Its totient is φ = 379350720.

The previous prime is 854261633. The next prime is 854261657. The reversal of 854261642 is 246162458.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 854261596 and 854261605.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 232673 + ... + 236315.

It is an arithmetic number, because the mean of its divisors is an integer number (44766540).

Almost surely, 2^854261642 is an apocalyptic number.

854261642 is a deficient number, since it is larger than the sum of its proper divisors (578267638).

854261642 is a wasteful number, since it uses less digits than its factorization.

854261642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3998.

The product of its digits is 92160, while the sum is 38.

The square root of 854261642 is about 29227.7546520426. The cubic root of 854261642 is about 948.8487039337.

The spelling of 854261642 in words is "eight hundred fifty-four million, two hundred sixty-one thousand, six hundred forty-two".