825077002 has 4 divisors (see below), whose sum is σ = 1237615506. Its totient is φ = 412538500.

The previous prime is 825076969. The next prime is 825077003. The reversal of 825077002 is 200770528.

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., 701667121 + 123409881 = 26489^2 + 11109^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (825077003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206269249 + ... + 206269252.

Almost surely, 2^825077002 is an apocalyptic number.

825077002 is a deficient number, since it is larger than the sum of its proper divisors (412538504).

825077002 is a wasteful number, since it uses less digits than its factorization.

825077002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412538503.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 825077002 is about 28724.1536341804. The cubic root of 825077002 is about 937.9179062940.

The spelling of 825077002 in words is "eight hundred twenty-five million, seventy-seven thousand, two".