7998285236 has 24 divisors (see below), whose sum is σ = 14657221824. Its totient is φ = 3811737600.

The previous prime is 7998285233. The next prime is 7998285241. The reversal of 7998285236 is 6325828997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7998285233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127565 + ... + 179636.

It is an arithmetic number, because the mean of its divisors is an integer number (610717576).

Almost surely, 2^7998285236 is an apocalyptic number.

It is an amenable number.

7998285236 is a deficient number, since it is larger than the sum of its proper divisors (6658936588).

7998285236 is a wasteful number, since it uses less digits than its factorization.

7998285236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307511 (or 307509 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 59.

The square root of 7998285236 is about 89433.1327640936. The cubic root of 7998285236 is about 1999.8570927890.

The spelling of 7998285236 in words is "seven billion, nine hundred ninety-eight million, two hundred eighty-five thousand, two hundred thirty-six".