375049728 has 120 divisors (see below), whose sum is σ = 1090518000. Its totient is φ = 124084224.

The previous prime is 375049711. The next prime is 375049747. The reversal of 375049728 is 827940573.

375049728 is a `hidden beast` number, since 37 + 504 + 97 + 28 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 916788 + ... + 917196.

It is an arithmetic number, because the mean of its divisors is an integer number (9087650).

Almost surely, 2^375049728 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 375049728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545259000).

375049728 is an abundant number, since it is smaller than the sum of its proper divisors (715468272).

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

375049728 is a wasteful number, since it uses less digits than its factorization.

375049728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 375049728 is about 19366.2006599126. The cubic root of 375049728 is about 721.1566593833.

The spelling of 375049728 in words is "three hundred seventy-five million, forty-nine thousand, seven hundred twenty-eight".