1863673352 has 12 divisors (see below), whose sum is σ = 3494616495. Its totient is φ = 931775624.

The previous prime is 1863673351. The next prime is 1863673379. The reversal of 1863673352 is 2533763681.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 931836676 + 931836676 = 30526^2 + 30526^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=30526.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1863673351) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 114473 + ... + 129735.

Almost surely, 2^1863673352 is an apocalyptic number.

It is an amenable number.

1863673352 is a deficient number, since it is larger than the sum of its proper divisors (1630943143).

1863673352 is an frugal number, since it uses more digits than its factorization.

1863673352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30532 (or 15265 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 1863673352 is about 43170.2832050011. The cubic root of 1863673352 is about 1230.6180056929.

The spelling of 1863673352 in words is "one billion, eight hundred sixty-three million, six hundred seventy-three thousand, three hundred fifty-two".