328546072 has 8 divisors (see below), whose sum is σ = 616023900. Its totient is φ = 164273032.

The previous prime is 328545989. The next prime is 328546073. The reversal of 328546072 is 270645823.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328546073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20534122 + ... + 20534137.

Almost surely, 2^328546072 is an apocalyptic number.

It is an amenable number.

328546072 is a deficient number, since it is larger than the sum of its proper divisors (287477828).

328546072 is a wasteful number, since it uses less digits than its factorization.

328546072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41068265 (or 41068261 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 328546072 is about 18125.8398977813. The cubic root of 328546072 is about 690.0259543552.

The spelling of 328546072 in words is "three hundred twenty-eight million, five hundred forty-six thousand, seventy-two".