77347334 has 8 divisors (see below), whose sum is σ = 116789808. Its totient is φ = 38417400.

The previous prime is 77347313. The next prime is 77347339. The reversal of 77347334 is 43374377.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×77347334² = 11965220153815112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77347339) 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, 127757 + ... + 128360.

It is an arithmetic number, because the mean of its divisors is an integer number (14598726).

Almost surely, 2^77347334 is an apocalyptic number.

77347334 is a deficient number, since it is larger than the sum of its proper divisors (39442474).

77347334 is a wasteful number, since it uses less digits than its factorization.

77347334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256270.

The product of its digits is 148176, while the sum is 38.

The square root of 77347334 is about 8794.7333103398. The cubic root of 77347334 is about 426.0708111843.

The spelling of 77347334 in words is "seventy-seven million, three hundred forty-seven thousand, three hundred thirty-four".