328949537 has 8 divisors (see below), whose sum is σ = 376572672. Its totient is φ = 281484000.

The previous prime is 328949531. The next prime is 328949549. The reversal of 328949537 is 735949823.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328949537 - 2⁴ = 328949521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328949531) 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, 34889 + ... + 43302.

It is an arithmetic number, because the mean of its divisors is an integer number (47071584).

Almost surely, 2^328949537 is an apocalyptic number.

It is an amenable number.

328949537 is a deficient number, since it is larger than the sum of its proper divisors (47623135).

328949537 is an equidigital number, since it uses as much as digits as its factorization.

328949537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78799.

The product of its digits is 1632960, while the sum is 50.

The square root of 328949537 is about 18136.9660362476. The cubic root of 328949537 is about 690.3082967329.

The spelling of 328949537 in words is "three hundred twenty-eight million, nine hundred forty-nine thousand, five hundred thirty-seven".