876530497 has 4 divisors (see below), whose sum is σ = 878009220. Its totient is φ = 875051776.

The previous prime is 876530471. The next prime is 876530507. The reversal of 876530497 is 794035678.

It is a happy number.

876530497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 482944576 + 393585921 = 21976^2 + 19839^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-876530497 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 876530497.

It is not an unprimeable number, because it can be changed into a prime (876530297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738472 + ... + 739657.

It is an arithmetic number, because the mean of its divisors is an integer number (219502305).

Almost surely, 2^876530497 is an apocalyptic number.

It is an amenable number.

876530497 is a deficient number, since it is larger than the sum of its proper divisors (1478723).

876530497 is a wasteful number, since it uses less digits than its factorization.

876530497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478722.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 876530497 is about 29606.2577337968. The cubic root of 876530497 is about 957.0229304505.

The spelling of 876530497 in words is "eight hundred seventy-six million, five hundred thirty thousand, four hundred ninety-seven".