726770498 has 4 divisors (see below), whose sum is σ = 1090155750. Its totient is φ = 363385248.

The previous prime is 726770497. The next prime is 726770509. The reversal of 726770498 is 894077627.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 894077627 = 29 ⋅30830263.

It can be written as a sum of positive squares in only one way, i.e., 649383289 + 77387209 = 25483^2 + 8797^2 .

It is not an unprimeable number, because it can be changed into a prime (726770497) by changing a digit.

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, 181692623 + ... + 181692626.

Almost surely, 2^726770498 is an apocalyptic number.

726770498 is a deficient number, since it is larger than the sum of its proper divisors (363385252).

726770498 is a wasteful number, since it uses less digits than its factorization.

726770498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363385251.

The product of its (nonzero) digits is 1185408, while the sum is 50.

The square root of 726770498 is about 26958.6813104796. The cubic root of 726770498 is about 899.0815725516.

The spelling of 726770498 in words is "seven hundred twenty-six million, seven hundred seventy thousand, four hundred ninety-eight".