5249999426 has 16 divisors (see below), whose sum is σ = 9003718080. Its totient is φ = 2249070000.

The previous prime is 5249999411. The next prime is 5249999441. The reversal of 5249999426 is 6249999425.

It is an interprime number because it is at equal distance from previous prime (5249999411) and next prime (5249999441).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41825 + ... + 110676.

It is an arithmetic number, because the mean of its divisors is an integer number (562732380).

Almost surely, 2^5249999426 is an apocalyptic number.

5249999426 is a deficient number, since it is larger than the sum of its proper divisors (3753718654).

5249999426 is a wasteful number, since it uses less digits than its factorization.

5249999426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154969.

The product of its digits is 12597120, while the sum is 59.

The square root of 5249999426 is about 72456.8797699708. The cubic root of 5249999426 is about 1738.0132591023.

Subtracting 5249999426 from its reverse (6249999425), we obtain a palindrome (999999999).

The spelling of 5249999426 in words is "five billion, two hundred forty-nine million, nine hundred ninety-nine thousand, four hundred twenty-six".