724133012 has 24 divisors (see below), whose sum is σ = 1326607296. Its totient is φ = 345204288.

The previous prime is 724132967. The next prime is 724133017. The reversal of 724133012 is 210331427.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724133017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16223 + ... + 41369.

It is an arithmetic number, because the mean of its divisors is an integer number (55275304).

Almost surely, 2^724133012 is an apocalyptic number.

It is an amenable number.

724133012 is a deficient number, since it is larger than the sum of its proper divisors (602474284).

724133012 is a wasteful number, since it uses less digits than its factorization.

724133012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25487 (or 25485 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 724133012 is about 26909.7196566594. The cubic root of 724133012 is about 897.9926504393.

Adding to 724133012 its reverse (210331427), we get a palindrome (934464439).

The spelling of 724133012 in words is "seven hundred twenty-four million, one hundred thirty-three thousand, twelve".