726337246 has 4 divisors (see below), whose sum is σ = 1089505872. Its totient is φ = 363168622.

The previous prime is 726337243. The next prime is 726337247. The reversal of 726337246 is 642733627.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 642733627 = 401 ⋅1602827.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 726337199 and 726337208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726337243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181584310 + ... + 181584313.

It is an arithmetic number, because the mean of its divisors is an integer number (272376468).

Almost surely, 2^726337246 is an apocalyptic number.

726337246 is a deficient number, since it is larger than the sum of its proper divisors (363168626).

726337246 is a wasteful number, since it uses less digits than its factorization.

726337246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363168625.

The product of its digits is 254016, while the sum is 40.

The square root of 726337246 is about 26950.6446305093. The cubic root of 726337246 is about 898.9028795897.

The spelling of 726337246 in words is "seven hundred twenty-six million, three hundred thirty-seven thousand, two hundred forty-six".