726514330 has 16 divisors (see below), whose sum is σ = 1314367560. Its totient is φ = 289129792.

The previous prime is 726514319. The next prime is 726514337. The reversal of 726514330 is 33415627.

It can be written as a sum of positive squares in 4 ways, for example, as 725709721 + 804609 = 26939^2 + 897^2 .

It is a junction number, because it is equal to n+sod(n) for n = 726514292 and 726514301.

It is not an unprimeable number, because it can be changed into a prime (726514337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182425 + ... + 186364.

Almost surely, 2^726514330 is an apocalyptic number.

726514330 is a deficient number, since it is larger than the sum of its proper divisors (587853230).

726514330 is a wasteful number, since it uses less digits than its factorization.

726514330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368993.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 726514330 is about 26953.9297691450. The cubic root of 726514330 is about 898.9759257235.

Adding to 726514330 its reverse (33415627), we get a palindrome (759929957).

The spelling of 726514330 in words is "seven hundred twenty-six million, five hundred fourteen thousand, three hundred thirty".