77441361 has 8 divisors (see below), whose sum is σ = 103344864. Its totient is φ = 51582720.

The previous prime is 77441327. The next prime is 77441369. The reversal of 77441361 is 16314477.

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

It is not a de Polignac number, because 77441361 - 2⁹ = 77440849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77441369) 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, 6955 + ... + 14256.

It is an arithmetic number, because the mean of its divisors is an integer number (12918108).

Almost surely, 2^77441361 is an apocalyptic number.

It is an amenable number.

77441361 is a deficient number, since it is larger than the sum of its proper divisors (25903503).

77441361 is a wasteful number, since it uses less digits than its factorization.

77441361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22431.

The product of its digits is 14112, while the sum is 33.

The square root of 77441361 is about 8800.0773292057. The cubic root of 77441361 is about 426.2433917386.

The spelling of 77441361 in words is "seventy-seven million, four hundred forty-one thousand, three hundred sixty-one".