732667768 has 64 divisors (see below), whose sum is σ = 1669118400. Its totient is φ = 294328320.

The previous prime is 732667757. The next prime is 732667777. The reversal of 732667768 is 867766237.

It is a super-2 number, since 2×732667768² = 1073604116532203648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254658 + ... + 257518.

It is an arithmetic number, because the mean of its divisors is an integer number (26079975).

Almost surely, 2^732667768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 732667768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834559200).

732667768 is an abundant number, since it is smaller than the sum of its proper divisors (936450632).

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

732667768 is a wasteful number, since it uses less digits than its factorization.

732667768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160 (or 3156 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 52.

The square root of 732667768 is about 27067.8364115051. The cubic root of 732667768 is about 901.5068452697.

The spelling of 732667768 in words is "seven hundred thirty-two million, six hundred sixty-seven thousand, seven hundred sixty-eight".