730777667 has 8 divisors (see below), whose sum is σ = 752936256. Its totient is φ = 708894592.

The previous prime is 730777603. The next prime is 730777679. The reversal of 730777667 is 766777037.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 730777667 - 2⁶ = 730777603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730707667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63488 + ... + 74109.

It is an arithmetic number, because the mean of its divisors is an integer number (94117032).

Almost surely, 2^730777667 is an apocalyptic number.

730777667 is a deficient number, since it is larger than the sum of its proper divisors (22158589).

730777667 is a wasteful number, since it uses less digits than its factorization.

730777667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137757.

The product of its (nonzero) digits is 1815156, while the sum is 50.

The square root of 730777667 is about 27032.8997149769. The cubic root of 730777667 is about 900.7309563815.

The spelling of 730777667 in words is "seven hundred thirty million, seven hundred seventy-seven thousand, six hundred sixty-seven".