726673946 has 16 divisors (see below), whose sum is σ = 1096819584. Its totient is φ = 361075104.

The previous prime is 726673939. The next prime is 726673951. The reversal of 726673946 is 649376627.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 726673894 and 726673903.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228161 + ... + 231323.

It is an arithmetic number, because the mean of its divisors is an integer number (68551224).

Almost surely, 2^726673946 is an apocalyptic number.

726673946 is a deficient number, since it is larger than the sum of its proper divisors (370145638).

726673946 is a wasteful number, since it uses less digits than its factorization.

726673946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3845.

The product of its digits is 2286144, while the sum is 50.

The square root of 726673946 is about 26956.8905105912. The cubic root of 726673946 is about 899.0417562370.

The spelling of 726673946 in words is "seven hundred twenty-six million, six hundred seventy-three thousand, nine hundred forty-six".