387483812 has 6 divisors (see below), whose sum is σ = 678096678. Its totient is φ = 193741904.

The previous prime is 387483809. The next prime is 387483821. The reversal of 387483812 is 218384783.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 358496356 + 28987456 = 18934^2 + 5384^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48435473 + ... + 48435480.

It is an arithmetic number, because the mean of its divisors is an integer number (113016113).

Almost surely, 2^387483812 is an apocalyptic number.

It is an amenable number.

387483812 is a deficient number, since it is larger than the sum of its proper divisors (290612866).

387483812 is a wasteful number, since it uses less digits than its factorization.

387483812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96870957 (or 96870955 counting only the distinct ones).

The product of its digits is 258048, while the sum is 44.

The square root of 387483812 is about 19684.6085051240. The cubic root of 387483812 is about 729.0397156350.

The spelling of 387483812 in words is "three hundred eighty-seven million, four hundred eighty-three thousand, eight hundred twelve".