328574477 has 8 divisors (see below), whose sum is σ = 409651392. Its totient is φ = 256032000.

The previous prime is 328574473. The next prime is 328574479. The reversal of 328574477 is 774475823.

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

It is not a de Polignac number, because 328574477 - 2² = 328574473 is a prime.

It is a super-2 number, since 2×328574477² = 215922373871647058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328574473) 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, 2133524 + ... + 2133677.

It is an arithmetic number, because the mean of its divisors is an integer number (51206424).

Almost surely, 2^328574477 is an apocalyptic number.

It is an amenable number.

328574477 is a deficient number, since it is larger than the sum of its proper divisors (81076915).

328574477 is a wasteful number, since it uses less digits than its factorization.

328574477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267219.

The product of its digits is 1317120, while the sum is 47.

The square root of 328574477 is about 18126.6234307441. The cubic root of 328574477 is about 690.0458395647.

The spelling of 328574477 in words is "three hundred twenty-eight million, five hundred seventy-four thousand, four hundred seventy-seven".