77230533 has 16 divisors (see below), whose sum is σ = 104973440. Its totient is φ = 50497344.

The previous prime is 77230529. The next prime is 77230547. The reversal of 77230533 is 33503277.

It is not a de Polignac number, because 77230533 - 2² = 77230529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 77230533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77230523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32535 + ... + 34827.

It is an arithmetic number, because the mean of its divisors is an integer number (6560840).

Almost surely, 2^77230533 is an apocalyptic number.

It is an amenable number.

77230533 is a deficient number, since it is larger than the sum of its proper divisors (27742907).

77230533 is a wasteful number, since it uses less digits than its factorization.

77230533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508.

The product of its (nonzero) digits is 13230, while the sum is 30.

The square root of 77230533 is about 8788.0904069087. The cubic root of 77230533 is about 425.8562355150.

The spelling of 77230533 in words is "seventy-seven million, two hundred thirty thousand, five hundred thirty-three".