77047324 has 6 divisors (see below), whose sum is σ = 134832824. Its totient is φ = 38523660.

The previous prime is 77047237. The next prime is 77047351. The reversal of 77047324 is 42374077.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 77047324.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 9630912 + ... + 9630919.

Almost surely, 2^77047324 is an apocalyptic number.

It is an amenable number.

77047324 is a deficient number, since it is larger than the sum of its proper divisors (57785500).

77047324 is a wasteful number, since it uses less digits than its factorization.

77047324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19261835 (or 19261833 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 34.

The square root of 77047324 is about 8777.6605083587. The cubic root of 77047324 is about 425.5192251473.

The spelling of 77047324 in words is "seventy-seven million, forty-seven thousand, three hundred twenty-four".