77234339 has 16 divisors (see below), whose sum is σ = 97003200. Its totient is φ = 61104960.

The previous prime is 77234309. The next prime is 77234341. The reversal of 77234339 is 93343277.

It is a happy number.

It is not a de Polignac number, because 77234339 - 2⁸ = 77234083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77234309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4202 + ... + 13119.

It is an arithmetic number, because the mean of its divisors is an integer number (6062700).

Almost surely, 2^77234339 is an apocalyptic number.

77234339 is a deficient number, since it is larger than the sum of its proper divisors (19768861).

77234339 is a wasteful number, since it uses less digits than its factorization.

77234339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17355 (or 17341 counting only the distinct ones).

The product of its digits is 95256, while the sum is 38.

The square root of 77234339 is about 8788.3069473022. The cubic root of 77234339 is about 425.8632309444.

The spelling of 77234339 in words is "seventy-seven million, two hundred thirty-four thousand, three hundred thirty-nine".