1896868356 has 48 divisors (see below), whose sum is σ = 4500210624. Its totient is φ = 621726336.

The previous prime is 1896868339. The next prime is 1896868373. The reversal of 1896868356 is 6538686981.

It is an interprime number because it is at equal distance from previous prime (1896868339) and next prime (1896868373).

It is a self number, because there is not a number n which added to its sum of digits gives 1896868356.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523206 + ... + 526818.

It is an arithmetic number, because the mean of its divisors is an integer number (93754388).

Almost surely, 2^1896868356 is an apocalyptic number.

It is an amenable number.

1896868356 is an abundant number, since it is smaller than the sum of its proper divisors (2603342268).

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

1896868356 is a wasteful number, since it uses less digits than its factorization.

1896868356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4340 (or 4338 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 60.

The square root of 1896868356 is about 43553.0522007356. The cubic root of 1896868356 is about 1237.8814753735.

The spelling of 1896868356 in words is "one billion, eight hundred ninety-six million, eight hundred sixty-eight thousand, three hundred fifty-six".