327421672 has 8 divisors (see below), whose sum is σ = 613915650. Its totient is φ = 163710832.

The previous prime is 327421669. The next prime is 327421711. The reversal of 327421672 is 276124723.

It can be written as a sum of positive squares in only one way, i.e., 172817316 + 154604356 = 13146^2 + 12434^2 .

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

It is a super-3 number, since 3×327421672³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20463847 + ... + 20463862.

Almost surely, 2^327421672 is an apocalyptic number.

It is an amenable number.

327421672 is a deficient number, since it is larger than the sum of its proper divisors (286493978).

327421672 is a wasteful number, since it uses less digits than its factorization.

327421672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40927715 (or 40927711 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The square root of 327421672 is about 18094.7968211859. The cubic root of 327421672 is about 689.2378842992.

The spelling of 327421672 in words is "three hundred twenty-seven million, four hundred twenty-one thousand, six hundred seventy-two".