1896006438 has 24 divisors (see below), whose sum is σ = 4240531776. Its totient is φ = 611614800.

The previous prime is 1896006397. The next prime is 1896006473. The reversal of 1896006438 is 8346006981.

1896006438 is a `hidden beast` number, since 1 + 8 + 9 + 600 + 6 + 4 + 38 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1896006393 and 1896006402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1698373 + ... + 1699488.

It is an arithmetic number, because the mean of its divisors is an integer number (176688824).

Almost surely, 2^1896006438 is an apocalyptic number.

1896006438 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1896006438 is an abundant number, since it is smaller than the sum of its proper divisors (2344525338).

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

1896006438 is a wasteful number, since it uses less digits than its factorization.

1896006438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397900 (or 3397897 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 1896006438 is about 43543.1560408751. The cubic root of 1896006438 is about 1237.6939533161.

The spelling of 1896006438 in words is "one billion, eight hundred ninety-six million, six thousand, four hundred thirty-eight".