685244514 has 32 divisors (see below), whose sum is σ = 1424525760. Its totient is φ = 219557952.

The previous prime is 685244489. The next prime is 685244531. The reversal of 685244514 is 415442586.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169 + ... + 37020.

It is an arithmetic number, because the mean of its divisors is an integer number (44516430).

Almost surely, 2^685244514 is an apocalyptic number.

685244514 is an abundant number, since it is smaller than the sum of its proper divisors (739281246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

685244514 is a wasteful number, since it uses less digits than its factorization.

685244514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37314.

The product of its digits is 153600, while the sum is 39.

The square root of 685244514 is about 26177.1754396841. The cubic root of 685244514 is about 881.6208565758.

The spelling of 685244514 in words is "six hundred eighty-five million, two hundred forty-four thousand, five hundred fourteen".