1853484742 has 8 divisors (see below), whose sum is σ = 2781776232. Its totient is φ = 926226000.

The previous prime is 1853484733. The next prime is 1853484757. The reversal of 1853484742 is 2474843581.

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

It is a junction number, because it is equal to n+sod(n) for n = 1853484692 and 1853484701.

It is a congruent 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, 253684 + ... + 260887.

It is an arithmetic number, because the mean of its divisors is an integer number (347722029).

Almost surely, 2^1853484742 is an apocalyptic number.

1853484742 is a deficient number, since it is larger than the sum of its proper divisors (928291490).

1853484742 is a wasteful number, since it uses less digits than its factorization.

1853484742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516374.

The product of its digits is 860160, while the sum is 46.

The square root of 1853484742 is about 43052.1165797920. The cubic root of 1853484742 is about 1228.3713306364.

The spelling of 1853484742 in words is "one billion, eight hundred fifty-three million, four hundred eighty-four thousand, seven hundred forty-two".