1906290112 has 28 divisors (see below), whose sum is σ = 3816284976. Its totient is φ = 944706560.

The previous prime is 1906290109. The next prime is 1906290149. The reversal of 1906290112 is 2110926091.

It is a super-2 number, since 2×1906290112² = 7267883982217945088, which contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 124564 + ... + 139027.

It is an arithmetic number, because the mean of its divisors is an integer number (136295892).

Almost surely, 2^1906290112 is an apocalyptic number.

It is an amenable number.

1906290112 is an abundant number, since it is smaller than the sum of its proper divisors (1909994864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1906290112 is a wasteful number, since it uses less digits than its factorization.

1906290112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263716 (or 263706 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 1906290112 is about 43661.0823503037. The cubic root of 1906290112 is about 1239.9276128399.

The spelling of 1906290112 in words is "one billion, nine hundred six million, two hundred ninety thousand, one hundred twelve".