1906613042 has 8 divisors (see below), whose sum is σ = 2861816832. Its totient is φ = 952674100.

The previous prime is 1906613041. The next prime is 1906613047. The reversal of 1906613042 is 2403166091.

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

It is not an unprimeable number, because it can be changed into a prime (1906613041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312434 + ... + 318477.

It is an arithmetic number, because the mean of its divisors is an integer number (357727104).

Almost surely, 2^1906613042 is an apocalyptic number.

1906613042 is a deficient number, since it is larger than the sum of its proper divisors (955203790).

1906613042 is a wasteful number, since it uses less digits than its factorization.

1906613042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632424.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1906613042 is about 43664.7803383917. The cubic root of 1906613042 is about 1239.9976244318.

The spelling of 1906613042 in words is "one billion, nine hundred six million, six hundred thirteen thousand, forty-two".