726363674 has 4 divisors (see below), whose sum is σ = 1089545514. Its totient is φ = 363181836.

The previous prime is 726363653. The next prime is 726363719. The reversal of 726363674 is 476363627.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 472758049 + 253605625 = 21743^2 + 15925^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181590917 + ... + 181590920.

Almost surely, 2^726363674 is an apocalyptic number.

726363674 is a deficient number, since it is larger than the sum of its proper divisors (363181840).

726363674 is a wasteful number, since it uses less digits than its factorization.

726363674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363181839.

The product of its digits is 762048, while the sum is 44.

The square root of 726363674 is about 26951.1349297205. The cubic root of 726363674 is about 898.9137817417.

The spelling of 726363674 in words is "seven hundred twenty-six million, three hundred sixty-three thousand, six hundred seventy-four".