77076943 has 8 divisors (see below), whose sum is σ = 79664256. Its totient is φ = 74496000.

The previous prime is 77076919. The next prime is 77076953. The reversal of 77076943 is 34967077.

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 77076943 - 2⁹ = 77076431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 77076943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77076953) 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 7 ways as a sum of consecutive naturals, for example, 47343 + ... + 48943.

It is an arithmetic number, because the mean of its divisors is an integer number (9958032).

Almost surely, 2^77076943 is an apocalyptic number.

77076943 is a deficient number, since it is larger than the sum of its proper divisors (2587313).

77076943 is a wasteful number, since it uses less digits than its factorization.

77076943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185.

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 77076943 is about 8779.3475270091. The cubic root of 77076943 is about 425.5737450562.

The spelling of 77076943 in words is "seventy-seven million, seventy-six thousand, nine hundred forty-three".