1896263738 has 16 divisors (see below), whose sum is σ = 2955609600. Its totient is φ = 911466000.

The previous prime is 1896263731. The next prime is 1896263753. The reversal of 1896263738 is 8373626981.

It is a self number, because there is not a number n which added to its sum of digits gives 1896263738.

It is not an unprimeable number, because it can be changed into a prime (1896263731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91913 + ... + 110636.

It is an arithmetic number, because the mean of its divisors is an integer number (184725600).

Almost surely, 2^1896263738 is an apocalyptic number.

1896263738 is a deficient number, since it is larger than the sum of its proper divisors (1059345862).

1896263738 is a wasteful number, since it uses less digits than its factorization.

1896263738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202733.

The product of its digits is 2612736, while the sum is 53.

The square root of 1896263738 is about 43546.1104807307. The cubic root of 1896263738 is about 1237.7499384019.

The spelling of 1896263738 in words is "one billion, eight hundred ninety-six million, two hundred sixty-three thousand, seven hundred thirty-eight".