723832946 has 4 divisors (see below), whose sum is σ = 1085749422. Its totient is φ = 361916472.

The previous prime is 723832939. The next prime is 723832951. The reversal of 723832946 is 649238327.

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., 470673025 + 253159921 = 21695^2 + 15911^2 .

It is a junction number, because it is equal to n+sod(n) for n = 723832897 and 723832906.

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 as a sum of consecutive naturals, namely, 180958235 + ... + 180958238.

Almost surely, 2^723832946 is an apocalyptic number.

723832946 is a deficient number, since it is larger than the sum of its proper divisors (361916476).

723832946 is a wasteful number, since it uses less digits than its factorization.

723832946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361916475.

The product of its digits is 435456, while the sum is 44.

The square root of 723832946 is about 26904.1436585519. The cubic root of 723832946 is about 897.8685966693.

The spelling of 723832946 in words is "seven hundred twenty-three million, eight hundred thirty-two thousand, nine hundred forty-six".