521419082 has 8 divisors (see below), whose sum is σ = 783504900. Its totient is φ = 260250784.

The previous prime is 521419079. The next prime is 521419127. The reversal of 521419082 is 280914125.

It can be written as a sum of positive squares in 2 ways, for example, as 377874721 + 143544361 = 19439^2 + 11981^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227957 + ... + 230232.

Almost surely, 2^521419082 is an apocalyptic number.

521419082 is a deficient number, since it is larger than the sum of its proper divisors (262085818).

521419082 is a wasteful number, since it uses less digits than its factorization.

521419082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458760.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 521419082 is about 22834.6027335708. The cubic root of 521419082 is about 804.8759923688.

The spelling of 521419082 in words is "five hundred twenty-one million, four hundred nineteen thousand, eighty-two".