723946132 has 48 divisors (see below), whose sum is σ = 1641351040. Its totient is φ = 271320192.

The previous prime is 723946121. The next prime is 723946147. The reversal of 723946132 is 231649327.

It is a super-2 number, since 2×723946132² = 1048196004075522848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 723946091 and 723946100.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 45423 + ... + 59254.

Almost surely, 2^723946132 is an apocalyptic number.

It is an amenable number.

723946132 is an abundant number, since it is smaller than the sum of its proper divisors (917404908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

723946132 is a wasteful number, since it uses less digits than its factorization.

723946132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104720 (or 104718 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 723946132 is about 26906.2470813007. The cubic root of 723946132 is about 897.9153942344.

The spelling of 723946132 in words is "seven hundred twenty-three million, nine hundred forty-six thousand, one hundred thirty-two".