726534376 has 8 divisors (see below), whose sum is σ = 1362251970. Its totient is φ = 363267184.

The previous prime is 726534371. The next prime is 726534379. The reversal of 726534376 is 673435627.

It can be written as a sum of positive squares in only one way, i.e., 478471876 + 248062500 = 21874^2 + 15750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (726534371) 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, 45408391 + ... + 45408406.

Almost surely, 2^726534376 is an apocalyptic number.

It is an amenable number.

726534376 is a deficient number, since it is larger than the sum of its proper divisors (635717594).

726534376 is a wasteful number, since it uses less digits than its factorization.

726534376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90816803 (or 90816799 counting only the distinct ones).

The product of its digits is 635040, while the sum is 43.

The square root of 726534376 is about 26954.3016233031. The cubic root of 726534376 is about 898.9841938355.

The spelling of 726534376 in words is "seven hundred twenty-six million, five hundred thirty-four thousand, three hundred seventy-six".