487213816 has 32 divisors (see below), whose sum is σ = 932883840. Its totient is φ = 238490208.

The previous prime is 487213801. The next prime is 487213823. The reversal of 487213816 is 618312784.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86791 + ... + 92233.

It is an arithmetic number, because the mean of its divisors is an integer number (29152620).

Almost surely, 2^487213816 is an apocalyptic number.

It is an amenable number.

487213816 is a deficient number, since it is larger than the sum of its proper divisors (445670024).

487213816 is a wasteful number, since it uses less digits than its factorization.

487213816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5683 (or 5679 counting only the distinct ones).

The product of its digits is 64512, while the sum is 40.

The square root of 487213816 is about 22072.9204229980. The cubic root of 487213816 is about 786.8764209732.

The spelling of 487213816 in words is "four hundred eighty-seven million, two hundred thirteen thousand, eight hundred sixteen".