1863194252 has 12 divisors (see below), whose sum is σ = 3264418416. Its totient is φ = 930503280.

The previous prime is 1863194251. The next prime is 1863194261. The reversal of 1863194252 is 2524913681.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1863194251) 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, 269624 + ... + 276447.

It is an arithmetic number, because the mean of its divisors is an integer number (272034868).

Almost surely, 2^1863194252 is an apocalyptic number.

It is an amenable number.

1863194252 is a deficient number, since it is larger than the sum of its proper divisors (1401224164).

1863194252 is a wasteful number, since it uses less digits than its factorization.

1863194252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546928 (or 546926 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 1863194252 is about 43164.7338923802. The cubic root of 1863194252 is about 1230.5125437897.

The spelling of 1863194252 in words is "one billion, eight hundred sixty-three million, one hundred ninety-four thousand, two hundred fifty-two".