77338227 has 8 divisors (see below), whose sum is σ = 108544960. Its totient is φ = 48845160.

The previous prime is 77338207. The next prime is 77338237. The reversal of 77338227 is 72283377.

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

It is not a de Polignac number, because 77338227 - 2²² = 73143923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77338207) 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 7 ways as a sum of consecutive naturals, for example, 678349 + ... + 678462.

It is an arithmetic number, because the mean of its divisors is an integer number (13568120).

Almost surely, 2^77338227 is an apocalyptic number.

77338227 is a deficient number, since it is larger than the sum of its proper divisors (31206733).

77338227 is a wasteful number, since it uses less digits than its factorization.

77338227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356833.

The product of its digits is 98784, while the sum is 39.

The square root of 77338227 is about 8794.2155420481. The cubic root of 77338227 is about 426.0540884396.

The spelling of 77338227 in words is "seventy-seven million, three hundred thirty-eight thousand, two hundred twenty-seven".