77346424 has 16 divisors (see below), whose sum is σ = 151330320. Its totient is φ = 36991680.

The previous prime is 77346421. The next prime is 77346439. The reversal of 77346424 is 42464377.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77346421) 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 3 ways as a sum of consecutive naturals, for example, 209997 + ... + 210364.

It is an arithmetic number, because the mean of its divisors is an integer number (9458145).

Almost surely, 2^77346424 is an apocalyptic number.

It is an amenable number.

77346424 is a deficient number, since it is larger than the sum of its proper divisors (73983896).

77346424 is a wasteful number, since it uses less digits than its factorization.

77346424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420390 (or 420386 counting only the distinct ones).

The product of its digits is 112896, while the sum is 37.

The square root of 77346424 is about 8794.6815746791. The cubic root of 77346424 is about 426.0691402543.

The spelling of 77346424 in words is "seventy-seven million, three hundred forty-six thousand, four hundred twenty-four".