521480002 has 8 divisors (see below), whose sum is σ = 783133200. Its totient is φ = 260435604.

The previous prime is 521479999. The next prime is 521480009. The reversal of 521480002 is 200084125.

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

It is not an unprimeable number, because it can be changed into a prime (521480009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150052 + ... + 153487.

It is an arithmetic number, because the mean of its divisors is an integer number (97891650).

Almost surely, 2^521480002 is an apocalyptic number.

521480002 is a deficient number, since it is larger than the sum of its proper divisors (261653198).

521480002 is a wasteful number, since it uses less digits than its factorization.

521480002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304400.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 521480002 is about 22835.9366350496. The cubic root of 521480002 is about 804.9073370444.

The spelling of 521480002 in words is "five hundred twenty-one million, four hundred eighty thousand, two".