494100042 has 16 divisors (see below), whose sum is σ = 988424640. Its totient is φ = 164662592.

The previous prime is 494100031. The next prime is 494100067. The reversal of 494100042 is 240001494.

It is a junction number, because it is equal to n+sod(n) for n = 494099985 and 494100021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36658 + ... + 48290.

It is an arithmetic number, because the mean of its divisors is an integer number (61776540).

Almost surely, 2^494100042 is an apocalyptic number.

494100042 is an abundant number, since it is smaller than the sum of its proper divisors (494324598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494100042 is a wasteful number, since it uses less digits than its factorization.

494100042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18717.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 494100042 is about 22228.3612081503. The cubic root of 494100042 is about 790.5662990824.

The spelling of 494100042 in words is "four hundred ninety-four million, one hundred thousand, forty-two".