3857248342 has 4 divisors (see below), whose sum is σ = 5785872516. Its totient is φ = 1928624170.

The previous prime is 3857248331. The next prime is 3857248379. The reversal of 3857248342 is 2438427583.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×3857248342³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3857248292 and 3857248301.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 964312084 + ... + 964312087.

It is an arithmetic number, because the mean of its divisors is an integer number (1446468129).

Almost surely, 2^3857248342 is an apocalyptic number.

3857248342 is a deficient number, since it is larger than the sum of its proper divisors (1928624174).

3857248342 is a wasteful number, since it uses less digits than its factorization.

3857248342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928624173.

The product of its digits is 1290240, while the sum is 46.

The square root of 3857248342 is about 62106.7495687868. The cubic root of 3857248342 is about 1568.2881719397.

The spelling of 3857248342 in words is "three billion, eight hundred fifty-seven million, two hundred forty-eight thousand, three hundred forty-two".