724651606 has 16 divisors (see below), whose sum is σ = 1244656800. Its totient is φ = 309965760.

The previous prime is 724651597. The next prime is 724651633. The reversal of 724651606 is 606156427.

It is a happy number.

724651606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×724651606³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42381 + ... + 56968.

It is an arithmetic number, because the mean of its divisors is an integer number (77791050).

Almost surely, 2^724651606 is an apocalyptic number.

724651606 is a deficient number, since it is larger than the sum of its proper divisors (520005194).

724651606 is a wasteful number, since it uses less digits than its factorization.

724651606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99879.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 724651606 is about 26919.3537441002. The cubic root of 724651606 is about 898.2069676374.

The spelling of 724651606 in words is "seven hundred twenty-four million, six hundred fifty-one thousand, six hundred six".