77334256 has 20 divisors (see below), whose sum is σ = 157721800. Its totient is φ = 36631872.

The previous prime is 77334251. The next prime is 77334259. The reversal of 77334256 is 65243377.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77334251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126891 + ... + 127498.

It is an arithmetic number, because the mean of its divisors is an integer number (7886090).

Almost surely, 2^77334256 is an apocalyptic number.

77334256 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

77334256 is an abundant number, since it is smaller than the sum of its proper divisors (80387544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77334256 is a wasteful number, since it uses less digits than its factorization.

77334256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254416 (or 254410 counting only the distinct ones).

The product of its digits is 105840, while the sum is 37.

The square root of 77334256 is about 8793.9897657434. The cubic root of 77334256 is about 426.0467962728.

The spelling of 77334256 in words is "seventy-seven million, three hundred thirty-four thousand, two hundred fifty-six".