460990709 has 4 divisors (see below), whose sum is σ = 461378316. Its totient is φ = 460603104.

The previous prime is 460990667. The next prime is 460990723. The reversal of 460990709 is 907099064.

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

It can be written as a sum of positive squares in 2 ways, for example, as 357399025 + 103591684 = 18905^2 + 10178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-460990709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 460990709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (460990799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192014 + ... + 194399.

It is an arithmetic number, because the mean of its divisors is an integer number (115344579).

Almost surely, 2^460990709 is an apocalyptic number.

It is an amenable number.

460990709 is a deficient number, since it is larger than the sum of its proper divisors (387607).

460990709 is a wasteful number, since it uses less digits than its factorization.

460990709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387606.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 460990709 is about 21470.6941899884. The cubic root of 460990709 is about 772.4980482630.

The spelling of 460990709 in words is "four hundred sixty million, nine hundred ninety thousand, seven hundred nine".