726532522 has 16 divisors (see below), whose sum is σ = 1102178952. Its totient is φ = 359147520.

The previous prime is 726532517. The next prime is 726532537. The reversal of 726532522 is 225235627.

It can be written as a sum of positive squares in 4 ways, for example, as 625550121 + 100982401 = 25011^2 + 10049^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 335122 + ... + 337282.

Almost surely, 2^726532522 is an apocalyptic number.

726532522 is a deficient number, since it is larger than the sum of its proper divisors (375646430).

726532522 is a wasteful number, since it uses less digits than its factorization.

726532522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3993.

The product of its digits is 50400, while the sum is 34.

The square root of 726532522 is about 26954.2672317390. The cubic root of 726532522 is about 898.9834291467.

The spelling of 726532522 in words is "seven hundred twenty-six million, five hundred thirty-two thousand, five hundred twenty-two".