78065335 has 8 divisors (see below), whose sum is σ = 97751520. Its totient is φ = 59736864.

The previous prime is 78065311. The next prime is 78065341. The reversal of 78065335 is 53356087.

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 78065335 - 2¹⁹ = 77541047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 78065294 and 78065303.

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, 339300 + ... + 339529.

It is an arithmetic number, because the mean of its divisors is an integer number (12218940).

Almost surely, 2^78065335 is an apocalyptic number.

78065335 is a deficient number, since it is larger than the sum of its proper divisors (19686185).

78065335 is a wasteful number, since it uses less digits than its factorization.

78065335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678857.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 78065335 is about 8835.4589580847. The cubic root of 78065335 is about 427.3851315240.

It can be divided in two parts, 78065 and 335, that added together give a square (78400 = 280²).

The spelling of 78065335 in words is "seventy-eight million, sixty-five thousand, three hundred thirty-five".