7248998426 has 4 divisors (see below), whose sum is σ = 10873497642. Its totient is φ = 3624499212.

The previous prime is 7248998417. The next prime is 7248998447. The reversal of 7248998426 is 6248998427.

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., 6781357801 + 467640625 = 82349^2 + 21625^2 .

It is a super-3 number, since 3×7248998426³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1812249605 + ... + 1812249608.

Almost surely, 2^7248998426 is an apocalyptic number.

7248998426 is a deficient number, since it is larger than the sum of its proper divisors (3624499216).

7248998426 is a wasteful number, since it uses less digits than its factorization.

7248998426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3624499215.

The product of its digits is 13934592, while the sum is 59.

The square root of 7248998426 is about 85141.0501814489. The cubic root of 7248998426 is about 1935.3491904761.

Subtracting from 7248998426 its reverse (6248998427), we obtain a palindrome (999999999).

The spelling of 7248998426 in words is "seven billion, two hundred forty-eight million, nine hundred ninety-eight thousand, four hundred twenty-six".