724922212 has 48 divisors (see below), whose sum is σ = 1475857152. Its totient is φ = 305141760.

The previous prime is 724922207. The next prime is 724922239. The reversal of 724922212 is 212229427.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701248 + ... + 702280.

It is an arithmetic number, because the mean of its divisors is an integer number (30747024).

Almost surely, 2^724922212 is an apocalyptic number.

It is an amenable number.

724922212 is an abundant number, since it is smaller than the sum of its proper divisors (750934940).

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

724922212 is a wasteful number, since it uses less digits than its factorization.

724922212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468 (or 1466 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 724922212 is about 26924.3795100277. The cubic root of 724922212 is about 898.3187592642.

The spelling of 724922212 in words is "seven hundred twenty-four million, nine hundred twenty-two thousand, two hundred twelve".