387563000 has 96 divisors (see below), whose sum is σ = 997148880. Its totient is φ = 140888000.

The previous prime is 387562937. The next prime is 387563003. The reversal of 387563000 is 365783.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387563003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119399 + ... + 122601.

Almost surely, 2^387563000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 387563000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498574440).

387563000 is an abundant number, since it is smaller than the sum of its proper divisors (609585880).

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

387563000 is a wasteful number, since it uses less digits than its factorization.

387563000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3246 (or 3221 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 387563000 is about 19686.6198215946. The cubic root of 387563000 is about 729.0893755717.

The spelling of 387563000 in words is "three hundred eighty-seven million, five hundred sixty-three thousand".