2042847458 has 8 divisors (see below), whose sum is σ = 3065614428. Its totient is φ = 1020975984.

The previous prime is 2042847439. The next prime is 2042847461. The reversal of 2042847458 is 8547482402.

It can be written as a sum of positive squares in 2 ways, for example, as 2031034489 + 11812969 = 45067^2 + 3437^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218141 + ... + 227312.

Almost surely, 2^2042847458 is an apocalyptic number.

2042847458 is a deficient number, since it is larger than the sum of its proper divisors (1022766970).

2042847458 is a wasteful number, since it uses less digits than its factorization.

2042847458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447748.

The product of its (nonzero) digits is 573440, while the sum is 44.

The square root of 2042847458 is about 45197.8700604354. The cubic root of 2042847458 is about 1268.8549536221.

The spelling of 2042847458 in words is "two billion, forty-two million, eight hundred forty-seven thousand, four hundred fifty-eight".