7282199749 has 12 divisors (see below), whose sum is σ = 8425688320. Its totient is φ = 6271749000.

The previous prime is 7282199737. The next prime is 7282199759. The reversal of 7282199749 is 9479912827.

It is not a de Polignac number, because 7282199749 - 2⁷ = 7282199621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7282199693 and 7282199702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7282199759) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1581477 + ... + 1586074.

Almost surely, 2^7282199749 is an apocalyptic number.

It is an amenable number.

7282199749 is a deficient number, since it is larger than the sum of its proper divisors (1143488571).

7282199749 is a wasteful number, since it uses less digits than its factorization.

7282199749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167592 (or 3167581 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 58.

The square root of 7282199749 is about 85335.8057851451. The cubic root of 7282199749 is about 1938.2994050327.

The spelling of 7282199749 in words is "seven billion, two hundred eighty-two million, one hundred ninety-nine thousand, seven hundred forty-nine".