328371772 has 24 divisors (see below), whose sum is σ = 581837760. Its totient is φ = 162140160.

The previous prime is 328371767. The next prime is 328371773. The reversal of 328371772 is 277173823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328371773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353004 + ... + 353932.

It is an arithmetic number, because the mean of its divisors is an integer number (24243240).

Almost surely, 2^328371772 is an apocalyptic number.

It is an amenable number.

328371772 is a deficient number, since it is larger than the sum of its proper divisors (253465988).

328371772 is a wasteful number, since it uses less digits than its factorization.

328371772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941 (or 1939 counting only the distinct ones).

The product of its digits is 98784, while the sum is 40.

The square root of 328371772 is about 18121.0312068602. The cubic root of 328371772 is about 689.9039087639.

It can be divided in two parts, 328 and 371772, that added together give a square (372100 = 610²).

The spelling of 328371772 in words is "three hundred twenty-eight million, three hundred seventy-one thousand, seven hundred seventy-two".