3842359042 has 4 divisors (see below), whose sum is σ = 5763538566. Its totient is φ = 1921179520.

The previous prime is 3842359019. The next prime is 3842359061. The reversal of 3842359042 is 2409532483.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2409532483 = 29 ⋅83087327.

It can be written as a sum of positive squares in only one way, i.e., 3793204921 + 49154121 = 61589^2 + 7011^2 .

It is a Smith number, since the sum of its digits (40) 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 = 3842358986 and 3842359004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 960589759 + ... + 960589762.

Almost surely, 2^3842359042 is an apocalyptic number.

3842359042 is a deficient number, since it is larger than the sum of its proper divisors (1921179524).

3842359042 is a wasteful number, since it uses less digits than its factorization.

3842359042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1921179523.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 3842359042 is about 61986.7650551309. The cubic root of 3842359042 is about 1566.2676622537.

The spelling of 3842359042 in words is "three billion, eight hundred forty-two million, three hundred fifty-nine thousand, forty-two".