2828665634 has 4 divisors (see below), whose sum is σ = 4242998454. Its totient is φ = 1414332816.

The previous prime is 2828665633. The next prime is 2828665639. The reversal of 2828665634 is 4365668282.

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., 2083648609 + 745017025 = 45647^2 + 27295^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2828665633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707166407 + ... + 707166410.

Almost surely, 2^2828665634 is an apocalyptic number.

2828665634 is a deficient number, since it is larger than the sum of its proper divisors (1414332820).

2828665634 is a wasteful number, since it uses less digits than its factorization.

2828665634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414332819.

The product of its digits is 3317760, while the sum is 50.

The square root of 2828665634 is about 53185.2012687740. The cubic root of 2828665634 is about 1414.2533127981.

The spelling of 2828665634 in words is "two billion, eight hundred twenty-eight million, six hundred sixty-five thousand, six hundred thirty-four".