387303336 has 128 divisors (see below), whose sum is σ = 1269350400. Its totient is φ = 107075520.

The previous prime is 387303313. The next prime is 387303361. The reversal of 387303336 is 633303783.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 387303336.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42741 + ... + 51003.

It is an arithmetic number, because the mean of its divisors is an integer number (9916800).

Almost surely, 2^387303336 is an apocalyptic number.

387303336 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 387303336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634675200).

387303336 is an abundant number, since it is smaller than the sum of its proper divisors (882047064).

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

387303336 is a wasteful number, since it uses less digits than its factorization.

387303336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8316 (or 8306 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 36.

The square root of 387303336 is about 19680.0237804734. The cubic root of 387303336 is about 728.9265112460.

The spelling of 387303336 in words is "three hundred eighty-seven million, three hundred three thousand, three hundred thirty-six".