723038746 has 8 divisors (see below), whose sum is σ = 1102940640. Its totient is φ = 355391868.

The previous prime is 723038683. The next prime is 723038783. The reversal of 723038746 is 647830327.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 723038699 and 723038708.

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 3 ways as a sum of consecutive naturals, for example, 3063606 + ... + 3063841.

It is an arithmetic number, because the mean of its divisors is an integer number (137867580).

Almost surely, 2^723038746 is an apocalyptic number.

723038746 is a deficient number, since it is larger than the sum of its proper divisors (379901894).

723038746 is a wasteful number, since it uses less digits than its factorization.

723038746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6127508.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 723038746 is about 26889.3797994673. The cubic root of 723038746 is about 897.5400916803.

The spelling of 723038746 in words is "seven hundred twenty-three million, thirty-eight thousand, seven hundred forty-six".