77340296 has 48 divisors (see below), whose sum is σ = 161076300. Its totient is φ = 34784640.

The previous prime is 77340287. The next prime is 77340353. The reversal of 77340296 is 69204377.

It can be written as a sum of positive squares in 2 ways, for example, as 64480900 + 12859396 = 8030^2 + 3586^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 105146 + ... + 105878.

Almost surely, 2^77340296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77340296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80538150).

77340296 is an abundant number, since it is smaller than the sum of its proper divisors (83736004).

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

77340296 is a wasteful number, since it uses less digits than its factorization.

77340296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870 (or 855 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 77340296 is about 8794.3331754034. Note that the first 3 decimals coincide. The cubic root of 77340296 is about 426.0578877597.

The spelling of 77340296 in words is "seventy-seven million, three hundred forty thousand, two hundred ninety-six".