684752482 has 4 divisors (see below), whose sum is σ = 1027128726. Its totient is φ = 342376240.

The previous prime is 684752479. The next prime is 684752501. The reversal of 684752482 is 284257486.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 487040761 + 197711721 = 22069^2 + 14061^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171188119 + ... + 171188122.

Almost surely, 2^684752482 is an apocalyptic number.

684752482 is a deficient number, since it is larger than the sum of its proper divisors (342376244).

684752482 is a wasteful number, since it uses less digits than its factorization.

684752482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342376243.

The product of its digits is 860160, while the sum is 46.

The square root of 684752482 is about 26167.7756410437. The cubic root of 684752482 is about 881.4097934537.

The spelling of 684752482 in words is "six hundred eighty-four million, seven hundred fifty-two thousand, four hundred eighty-two".