77314842 has 24 divisors (see below), whose sum is σ = 182744640. Its totient is φ = 23428680.

The previous prime is 77314823. The next prime is 77314843. The reversal of 77314842 is 24841377.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 77314797 and 77314806.

It is not an unprimeable number, because it can be changed into a prime (77314843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 195042 + ... + 195437.

It is an arithmetic number, because the mean of its divisors is an integer number (7614360).

Almost surely, 2^77314842 is an apocalyptic number.

77314842 is an abundant number, since it is smaller than the sum of its proper divisors (105429798).

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

77314842 is a wasteful number, since it uses less digits than its factorization.

77314842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390498 (or 390495 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 77314842 is about 8792.8858743873. The cubic root of 77314842 is about 426.0111416778.

The spelling of 77314842 in words is "seventy-seven million, three hundred fourteen thousand, eight hundred forty-two".