733721606 has 8 divisors (see below), whose sum is σ = 1123999200. Its totient is φ = 359055208.

The previous prime is 733721579. The next prime is 733721621. The reversal of 733721606 is 606127337.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×733721606² = 1076694790222438472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3902681 + ... + 3902868.

It is an arithmetic number, because the mean of its divisors is an integer number (140499900).

Almost surely, 2^733721606 is an apocalyptic number.

733721606 is a deficient number, since it is larger than the sum of its proper divisors (390277594).

733721606 is a wasteful number, since it uses less digits than its factorization.

733721606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7805598.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 733721606 is about 27087.2960259971. The cubic root of 733721606 is about 901.9388678389.

The spelling of 733721606 in words is "seven hundred thirty-three million, seven hundred twenty-one thousand, six hundred six".